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الإثنين 29 يونيو - 23:45:42
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عدد المساهمات : 3879
تاريخ التسجيل : 12/08/2014
مُساهمةموضوع: مراجعة ليلة الامتحان للثانوية العامة في الكيمياء لغات (الجزء 1)


مراجعة ليلة الامتحان للثانوية العامة في الكيمياء لغات (الجزء 1)


[ltr]مراجعة ليلة الامتحان للثانوية العامة في الكيمياء لغات (الجزء 1) [/ltr]
[ltr] Question ( no.1 ) ?[/ltr]

[ltr]Choose the correct answer :[/ltr]

[ltr]1- Hydrochloric acid reacts with each of the following except ……[/ltr]
[ltr]a) Ethylene            b) Ethanol           c) Ehthyne                     d) Phenol[/ltr]
[ltr]2-    2-Methyl pentane contains ……… methylene ( -CH2-) groups.[/ltr]
[ltr]a) 2                         b) 3                      c) 4                                 d) 5[/ltr]
[ltr]3- In the reactions :                2SO3(g)                             2SO2(g)  +  O2(g)[/ltr]
[ltr]         When using a smaller closed container , the equilibrium constant (Kc)..[/ltr]
[ltr]a) decreases          b) increases          c) doesn’t change          d) doubles[/ltr]
[ltr]4- Alkanes react with chlorine in indirect sunlight in a an ……… reaction .[/ltr]
[ltr]          a) Elimination                                            b) addition          [/ltr]
[ltr]         c) substitution                                             d) Direct combination[/ltr]
[ltr]5- A solution of sodium hydroxide of 0.01 molar concentration , its pH…….[/ltr]
[ltr]a) 12                     b) 14                    c) 2                                 d) 7[/ltr]
[ltr]6- No. of moles of NH3 gas in 72 litres at S.T.P = ………[/ltr]
[ltr]a) 3.6 moles                   b) 2.3 moles                   c) 3.2 moles                             d) 6.3 moles[/ltr]
[ltr]7- The number of isomers for C5H12 is ………[/ltr]
[ltr]a) 2                       b) 3                      c) 4                                 d) 5[/ltr]
[ltr]8- The mass of gold precipitated by passing 96500 coulombs in a solution of gold (III) chloride is …………[/ltr]
[ltr]a) 3 moles            b) 1 mole              c)1/3 moles                      d) 2 moles[/ltr]
[ltr]9- Reduction in the dry cell occurs to ………[/ltr]
[ltr]a) the graphite rod                                    b) zinc chloride            [/ltr]
[ltr]c) zinc                                                         d) Manganese dioxide[/ltr]
[ltr] 10- The products of the hydrolysis of sodium carbonate are carbonic acid and …..[/ltr]
[ltr]a) sodium & hydrogen ions                      b) sodium hydroxide[/ltr]
[ltr]c) sodium & hydroxide ions                      d) sodium & carbonate ions[/ltr]
[ltr] 11- …… stated the reletion between the speed of chemical reactions and the concentration of the reactants.[/ltr]
[ltr]a) Ostwald                                                 b) Le chatelier              [/ltr]
[ltr]c) Guldberg & waege                                d) Kekule[/ltr]
[ltr]12- The colour of methyl orange indicator in an acidic medium is ……[/ltr]
[ltr]a) orange             b) red                             c) yellow               d) colourless[/ltr]
[ltr]13- The pH value of the solution containing the least amount of [OH-] ions is ……[/ltr]
[ltr]a) 1                       b) 7                                c) 10                     d) 14[/ltr]
[ltr]14) Sodium hydroxide (caustic soda) reacts with all except ……[/ltr]
[ltr]a) Methyl acetate                                        b) phenol            [/ltr]
[ltr]c) Benzoic acid                                           d) ethanol  [/ltr]
[ltr]15- Bakelite is a polymer formed from ………[/ltr]
[ltr]a) Terphthalic acid & ethylene glycol                 b) Formaldehyde & phenol[/ltr]
[ltr]c) Phenol & acetaldelyde                                     d) Acetic acid & ethanol[/ltr]
[ltr]16- Dichlorodiphenyl trichloro ethane is ……[/ltr]
[ltr]a) T.N.T               b) D.D.T              c) P.V.C               d) P.C.B[/ltr]
[ltr]17- The graph showing the relaition between ionization degree and the speed of[/ltr]
[ltr]       reaction is ……[/ltr]
  
[ltr][/ltr]
 
[ltr]                                     (a)                               (b)                             (c)                           (d)[/ltr]
[ltr]18- The diagram shows a container containing  NH3 gas dissolved in water. Equilibrium  can be reached by ……[/ltr]
[ltr][/ltr]
[ltr]a) Adding more water                    [/ltr]
[ltr]b) Adding more ammonia    [/ltr]
[ltr]c)  cooling                                        [/ltr]
[ltr]d) closing the container[/ltr]
[ltr]19- The number of atoms of NH3 present in 8.5 grams is ………[/ltr]
[ltr]a) Arogadro’s number                     b) 2x Avogadro           [/ltr]
[ltr]c) x Avogadro                               d) 4 x Avogadro[/ltr]
[ltr]20- No. of sodium ions present in one mole of sodium sulphate is …… ions.[/ltr]
[ltr]a) 6.02 × 1023                                    b)1.204  × 1023             [/ltr]
[ltr]c) 12.04  ×  1023                                d) 3.01  ×  1023[/ltr]
[ltr]21- In electrolytic cells, the anode is ……[/ltr]
[ltr]a) negative electrode and oxidation takes place it .[/ltr]
[ltr]b) positive electrode and oxidation takes place at it .[/ltr]
[ltr]c) positive electrode and reduction takes place at it[/ltr]
[ltr]d) negative electrode and reduction takes place at it .[/ltr]
[ltr] 22- If Kc < 1 , then ………[/ltr]
[ltr]a) the backward reaction is predominant[/ltr]
[ltr]b) the  reaction is complete and spontaneous[/ltr]
[ltr]c) concentration of products < concentration of reactants[/ltr]
[ltr]d) a , c are correct[/ltr]
[ltr]23- Primary cells are ……… cells .[/ltr]
[ltr]a) Galvanic , spontaneous , irreversible[/ltr]
[ltr]b) Galvanic , spontaneous , reversible[/ltr]
[ltr]c) Electrolytic, irreversible[/ltr]
[ltr]d) Electrolytic , easy to be charged[/ltr]
[ltr]24- The solution of Hydrogen chloride gas ……[/ltr]
[ltr]a) contains ions & lights a lamp connected to two electrodes in its solution[/ltr]
[ltr]b) doesn’t contains ions & doesn’t light a lamp connected to two electrodes in its solution[/ltr]
[ltr]c) the bond between the atoms of the gas in the solution is ionic[/ltr]
[ltr]d) a , c are correct[/ltr]
[ltr]25- In the reaction :               Cu  +  2 Ag+                       Cu+2  +  2Ag[/ltr]
[ltr]         The oxidizing agent is :[/ltr]
[ltr]a) Cu                    b) Ag+                            c) Cu2+                 d) Ag[/ltr]
[ltr]26- Pure acetic acid solution dissolved in water ……[/ltr]
[ltr]a) Contains ions and lights a lamp connected to two electrodes in its solution[/ltr]
[ltr]b) Doesnt contain ions and doesn’t light a lamp connected to two electrodes in its solution[/ltr]
[ltr]c) contains ions and their number decreases by dilution[/ltr]
[ltr]d) a, c are correct[/ltr]
[ltr]27-                       is formed from…..[/ltr]
[ltr]a) Nitration of chloro benzene                  b) Alkylation of nitro benzene[/ltr]
[ltr]c) Nitration of alkyl benzene           d) Chlorination of nitro benzene[/ltr]
[ltr] 28- When a quantity of electricity passes through electrolytic cells connected in series the masses formed are proportional to ……[/ltr]
[ltr]a) atomic mass                                  b) equivalent mass                 [/ltr]
[ltr]c) valency                                         d) atomic number[/ltr]
[ltr]29- Marookh oil is produced from the reaction of salicylic acid with ……[/ltr]
[ltr]a) Acetic acid       b) Mehtanol         c) Ethanol            d) All the previous[/ltr]
[ltr]30- Catalytic hydration of acetylene then reducing the product gives ……[/ltr]
[ltr]a) Ethanal                                        b) ethanol           [/ltr]
[ltr]c) Ethanoic acid                               d) All the previous[/ltr]
[ltr]31- Markownikoff’s  rule is applied when HBr is added to ……[/ltr]
[ltr]a) Propene                                        b) vinyl bromide          [/ltr]
[ltr]c) 1- butene                                        c) All the previous[/ltr]
[ltr]32- Baeyr’s reaction is a an ……… reaction[/ltr]
[ltr]a) Addition                                       b) reaction to detecl double bonds [/ltr]
[ltr]c) Oixdation                                     d) Al the previous[/ltr]
[ltr]33- Catalytic hydration of 2- methyl – 1- butene gives ………[/ltr]
[ltr]a) primary alcohol                           b) secondary alcohol             [/ltr]
[ltr]c) tertiary alcohol                             d) Dihydric alcohol[/ltr]
[ltr]34- The red colour of litmus paper is due to hydrolysis of ………[/ltr]
[ltr]a) Ammonium acetate                      b) Ammonium chloride         [/ltr]
[ltr]c) Sodium carbonate                       d) Ammonium carbonate[/ltr]
[ltr]35- The compound formed by condensation polymerization is ………[/ltr]
[ltr]a) taflon               b) P.V.C               c) Bakelite            d) P.P[/ltr]
[ltr]36- From the slow reactions………[/ltr]
[ltr]a) Silver nitrate with sodium chloride[/ltr]
[ltr]b) Alcohols with carboxylic acids[/ltr]
[ltr]d) Magnesium with hydrochloric acid     [/ltr]
[ltr]c) sodium hydroxide with Hydrochloric acid[/ltr]
[ltr]37- The hydrolysis of of ethyl hydrogen sulphate at 110 0C gives ………[/ltr]
[ltr]a) ethanal             b) ethanol            c) ethene               d) ether[/ltr]
[ltr]38- When Faraday passes through an electrolyte …….. is precipitated, evolved  or dissociated  [/ltr]
[ltr]a) Molecular mass                           [/ltr]
[ltr]b) Equivalent mass                [/ltr]
[ltr]c) Mole[/ltr]
[ltr]39- When 22.4 L of O2 react with 70 L of H2 completely at S.T.P to form water vapour , then  the remaining hydrogen is ………[/ltr]
[ltr]a) 47.6 L              b) 23.8 L              c) 50.4 L                        d) 25.4 L[/ltr]
[ltr]40- Unsaturated hydrocarbons with the general formula CnH2n are ……[/ltr]
[ltr]a) Acetylenes        b) Parafins           c) Cyclic alkanes           d) Olefins[/ltr]
[ltr]41- The conc. of NaOH solution on dissolving  40 g in 1 L of water is ……[/ltr]
[ltr]a) molar           b)  molar          c) 1 molar             d) 2 molar[/ltr]
[ltr][ Na =23 , O = 16 , H= 1 ][/ltr]
[ltr]42- The chemical equilibrium is affected by the following except ……[/ltr]
[ltr]a) Pressuse           b) Catalyst           c) Temperature    d) Concentration[/ltr]
[ltr]43- At S.T.P the amount of Oformed from the break down of 36 g of H2O is ……[/ltr]
[ltr]a) 22.4 L              b) 44.8 L              c) 11.2 L              d) 5.2 L[/ltr]
[ltr]44- Ionic equilibrium rises in weak electrolytes between ………[/ltr]
[ltr]a) Reactants and products molecules[/ltr]
[ltr]b) Reactants  moleaules and produet ions[/ltr]
[ltr]c) Reactants ions and product molecules [/ltr]
[ltr]d) Products ions and reactants ions[/ltr]
[ltr]45- On adding a catalyst :     N2 + 3H2                        2NH, …… shows the relation between the rates of forward and backward reactions .[/ltr]
 
[ltr] [/ltr]
 
[ltr]                                      (a)                            (b)                             (c)                             (d)[/ltr]
[ltr]46- 300 moles of acetic acid contains …… carbon atoms.[/ltr]
[ltr]a) 600 Avogadro                              b) 450 Avogadro         [/ltr]
[ltr]c) 300 Avogadro                             d) 150 Avogadro[/ltr]
[ltr]47- The resultant of dividing the volume of gas at (S.T.P) and the number of moles equates ……[/ltr]
[ltr]a) 22.4                  b) 273                  c) 6.02  × 1023                         d) 2.24[/ltr]
[ltr]48- The no. of atoms in one mole of phosphorous vapour is ……[/ltr]
[ltr]a) 4 atoms            b) 2 x Avogadro           c) 4 x Avogadro           d) Avogadro[/ltr]
[ltr]49- Which of the following is a carboxylic acid ?[/ltr]
[ltr]a) HOOC CH3                        b) CH3CH2COOH                          [/ltr]
[ltr]c) C2H5OCOCH3                   d) a,b are correct[/ltr]
[ltr]50- If you have two samples of two different gases which have the same volume temperature and pressure , then they are similar in ……[/ltr]
[ltr]a) Chemical activity      b) Density            c) Mass       d) No. of molecules[/ltr]
[ltr]51- 20.2 ml of NaOH of 0.1 M is required to neutralize 25 ml of Dibasic acid of ¼¼[/ltr]
[ltr] a) 0.04 M                      b) 0.08 M             c) 0.12 M             d) 0.16 M[/ltr]
[ltr]52- The isomer of phenyl acetate is ……[/ltr]
[ltr]a) Methyl acetate                                       b) phenyl benzoate      [/ltr]
[ltr]c) Methyl benzoate                                     d) ethyl benzoate[/ltr]
[ltr]53- Ksp of Ba(PO4)2 equales ………[/ltr]
[ltr]a) [Ba+2] [Po4-3]                                           b) [Ba+2]3 [Po4-3]2[/ltr]
[ltr]c)  [3Ba+2]3 [2Po4-3]2                                    d) [3Ba+2] [2Po4-3][/ltr]
[ltr]54- The main difference between the strong and weak acid is …… each of them[/ltr]
[ltr]a) ionization degree of                     b) the conc of the solution of[/ltr]
[ltr]c) reaction of No with                      d) the effect of litmus paper on[/ltr]
[ltr]55- At 25 0C :      H2O(l) +  57KJ                      H(aq)+   +  OH-(aq)   on increasing the temperatures :[/ltr]
[ltr]a) the water becomes basic              b) the water becomes acidic[/ltr]
[ltr]c) [H+] [OH-] decreaes                      d) [OH-] [H+] increases[/ltr]
[ltr]56- When drops of HCl are added to water :[/ltr]
[ltr]a) [OH-] = [H3O+]                            [/ltr]
[ltr]b) [H3O+] increases & [OH-] increases[/ltr]
[ltr]c) [H3O+]  ,increases [ OH- ]    decreases             [/ltr]
[ltr]d) [ H3O+ ] increases  , [ OH- ] doesn’t change[/ltr]
[ltr]57- …… Represents galvanic cells .[/ltr]
 
[ltr][/ltr]
[ltr]                                  (a)                             (b)                               (c)                                (d)[/ltr]
 
[ltr]58- …… contains an amine and an ester group .[/ltr]
[ltr]a) H2N – CH2 COOCH3                                      b)  H2N- CH2 CONH2[/ltr]
[ltr]                           O                                                                    O[/ltr]
[ltr]                            ||                                                                                                              ||[/ltr]
[ltr]c) H2N – CH2 – C – OH                                      d) H­2N – CH2 – C – H[/ltr]
[ltr]59- Esterification reactions are similer to Neutralization in ……[/ltr]
[ltr]a) speed of reaction                                   b) formation of ionic salts     [/ltr]
[ltr]c) formation of water                                d) formation of esters[/ltr]
[ltr]60- The functional groups in[/ltr]
[ltr]                                                are ……[/ltr]
[ltr]a) Aldehyde & ketoue                               b) carboxyl , aldehyde & ether[/ltr]
[ltr]c) ester, ether & ketone                              d) Aldehyde , ether & ester[/ltr]
[ltr]61- The name of C2H5-OCOCH3 according to IUPAC is ………[/ltr]
[ltr]a) methyl propanoate                                b) ethyl acetate[/ltr]
[ltr]c) ethyl ethananoate                                  d) methyl butanoate[/ltr]
[ltr] Question No. 2 ?[/ltr]
[ltr]? Write the scientific expression for each of the following:[/ltr]
[ltr]1- Compounds that their colours change according to the PH of the medium.[/ltr]
[ltr]2- The change in the concentration of the reactants per time unit.[/ltr]
[ltr]3- Reaction of organic acids with alcohols in the presence of dehydrating substance.[/ltr]
[ltr]4- Reaction of benzene with alkyl halide in the presence of anhydrous aluminum chloride.[/ltr]
[ltr]5- The electrode at which oxidation process takes place in the electrochemical cells.[/ltr]
[ltr]6- A solution its concentration is known.[/ltr]
[ltr]7- The formula that shows the type and number of atoms present in an organic compounds.[/ltr]
[ltr]8- Unsaturated aliphatic hydrocarbons having a double bond in their structure.[/ltr]
[ltr]9- A dynamic system that takes place when the rate of forward reaction equals the rate of backward reaction and the concentration of reactants and products are not changed.[/ltr]
[ltr]10- Quantity of electricity required to precipitate or dissolove equivalent mass in grams of any element during electrolysis.[/ltr]
[ltr]11- Saturated cyclic hydrocabons their genral formula is CnH2n[/ltr]
[ltr]12- Organic compunds having (-CH2OH) group in their structures.[/ltr]
[ltr]13- Equal volumes of gases under the same condition of temperature and pressure contain equal numbers of molecules.[/ltr]
[ltr]14- it involves the determination of concentration of constituents of the compound.[/ltr]
[ltr]15- Quantity of electricity required to precipitate 1.118 milligram of silver.[/ltr]
[ltr]16- Unstaurated aliphatic hydrocarbons having triple bond in their structures.[/ltr]
[ltr]17- Alcohols in which the  Carbinol group is attached to two carbon atoms and one hydrogen atom.[/ltr]
[ltr]18- The minimum amount (Quantity) of energy that must be gained by a molecule to react at collision.[/ltr]
[ltr]19- At constant temperature the degree of ionization  (α) increases by dilution.[/ltr]
[ltr]20- the standard electrode which has electric potential equals zero.[/ltr]
[ltr]21- Easy liquefied halogenated alkanes used in manufacture of cooling systems.[/ltr]
[ltr]22- Alchols in which the carbinol group is not attached to any hydrogen atoms.[/ltr]
[ltr]23- A chemical analysis is used to identify the consituents of the substance.[/ltr]
[ltr]24- A small size cell commonly used in hearing and watches.[/ltr]
[ltr]25- the multiplying of ecectric current intensity in amperes and time in seconds.[/ltr]
[ltr]26- The number of Carboxylic groups in an Organic acids.[/ltr]
[ltr]27- The volume of gases involved in a reaction and the gases produced exist in fixed ratios.[/ltr]
[ltr]28- the rule used on the addition of an unsymmetric reagent (Hx) to an Unsymmetric alkene.[/ltr]
[ltr]29- The maximum water vapour pressure of water at a certainTemperature.[/ltr]
[ltr]30- protein mdecules produced in living cells that act as Catalysts for many biological and industrial process.[/ltr]
[ltr]31- The presence of more than one organic compound having the same molecular formula but different structural formulas.[/ltr]
[ltr]32- the resultant of multiplying the concentration of hydrogen ion times that of hydroxyl ion form water ionization .[/ltr]
[ltr]33- An ester produced from the rection of salicylic acid with methyl alcohol.[/ltr]
[ltr]34- A type of papers upon ignition leaves no ash.[/ltr]
[ltr]35- Systems in which electrical energy is converted to chemical energy through non spontaneous (Oxidation – reduction) reaction.[/ltr]
[ltr]36- The process of adding hydrogen to plants oils to convert it to an artificial fat.[/ltr]
[ltr]37- Natural polymers arise from the condensation of alpha amino acids with each other.[/ltr]
[ltr]38- the negative logarithm of hydrogen ion concentration.[/ltr]
[ltr]39- Addition of water to alkenes or alkynes in the presence of catalyst.[/ltr]
[ltr]40- A process in which a certain volume of a solution of known concentration is added to another solution of unknown concentration till the complete rection between the two solution[/ltr]
[ltr]41- The masses of the different materials formed or consume by the same amount of electricity are proportional to their equivalent masses.[/ltr]
[ltr]42- Conversion Of long chain hydrocarbon to a shorter one by the effect of heat, pressure and a catalyst.[/ltr]
[ltr]43- Polyhdroxy aldehydes or polyhydroxy ketones.[/ltr]
[ltr]44- They are galvanic cells characterized by reversible chemical reactions and store the electrical energy as chemical energy.[/ltr]
[ltr]45- Molecules which have kinetic energy that equls or exceeds the activation energy.[/ltr]
[ltr]46- Important organic compounds obtained by treatment of alkyl benzene sulphonic acid with caustic soda.[/ltr]
[ltr]47- A substance that cause change in the rate of the chemical reaction without itself, being changed or without affecting the equilibrium position.[/ltr]
[ltr]48- At a constant temperature the rate of a chemical reaction is directly proportional to the product of multiplication of the reactant concentration, each is raised to the power of the number of maleculus or ions in the balanced  chemical equation.[/ltr]
[ltr]49- hydrolysis of ester by ammonia (NH3) to give acid amide and alcohol.[/ltr]
[ltr]50- A type of alcohol is used as antifreeze materials in car radiators in cold countries.[/ltr]
[ltr]51- The equilibrium which occurs between molecules of a weak electrolyte and the ions produced from it.[/ltr]
[ltr]52- The electrode at which the reduction process takes place.[/ltr]
[ltr]53- The descending arrangement of standard oxidation potentials of the elements with reference to the standard hydrogen electrode.[/ltr]
[ltr]54- the rection of alkenes with potassium permanganate solution in alkaline medium to give dihydric alcohols.[/ltr]
[ltr]55- A group of compunds having the same general molecular formula and graduated in their physical properties.[/ltr]
[ltr]56- An expression to express the degree of acidity or alkalinity of equeous solution using positive successive number.[/ltr]
[ltr]57- the point at which complete reaction takes place.[/ltr]
[ltr]58- Apparently a stationary system but in reality it is dynamic system.[/ltr]
[ltr]59- the rections which are used for determination of substance that form sparingle soluble products.[/ltr]
[ltr]60- the number of dissolved moles mass of a in a litre of the solution.[/ltr]
[ltr]61- it is the atomic mass or molecular mass of a substance expressed in grams.[/ltr]
[ltr]62- A method of chemical analysis depends on the volatilization of element or compound required to be determined.[/ltr]
[ltr]63- the rections which proceed in one direction due to the excaping of one of the products from the system.[/ltr]
[ltr]64- the reactions which proceed in both forword and backword directions.[/ltr]
[ltr]65- the reactions which end in a very short time as soon as the reactants are mixed.[/ltr]
[ltr]66- the change in any of the condition of chemical equilibrium cause a shift of the equilibrium in the direction which will oppose this change.[/ltr]
[ltr]67- the product of multiplication of the concentration of ions (mole/ litre) raised to the power of the number of ion which exist in quilibrium with its saturated solution.[/ltr]
[ltr]68- the salt derived from a weak acid and weak alkali.[/ltr]
[ltr]69- The process of dissolution of salt in water to produce acid and alkali from which the salt is derived.[/ltr]
[ltr]70- The Ionization which happenes in strong electrolytes.[/ltr]
[ltr]71- The ions which do not exist freely in the equoues solution of acids.[/ltr]
[ltr]72- the hydrated proton.[/ltr]
[ltr]73- the reaction in which the electorns are transferred between reactant substance.[/ltr]
[ltr]74- The sum of oxidation and reduction potentials for the two half cells.[/ltr]
[ltr]75- the moving material bodies in the molten or solution which are rich in electrons.[/ltr]
[ltr]76- The process of the formation of thin layer of a certain high value metal on the surface of a cheap metal.[/ltr]
[ltr]77- A theory which considered that organic compound are formd in the cells of living organism  only.[/ltr]
[ltr]78- A method which in sued to separate alkanes from each other in petroleum ore.[/ltr]
[ltr]79- An Organic atomic group with a general formula CnH2n+1[/ltr]
[ltr]80- the gas which is celled swamps gas.[/ltr]
[ltr]81- A mixture of caustic soda and quick lime[/ltr]
[ltr]82- A mixture of carbon mono oxide gas and hydrogen gas which is used as a reducing agent.[/ltr]
[ltr]83- the process of combination of unsaturated small malecules to each other to form a very large molecule.[/ltr]
[ltr]84- A process in which two different monomers combine together and are accompanied by losing a simple molecule such as water.[/ltr]
[ltr]85- The radical produced by removing one hydrogen atom from benzene molecule.[/ltr]
[ltr]86- The Ugliest compound in the history of chemistry.[/ltr]
[ltr]87- The substance found in cigarette smoke and causes cancer.[/ltr]
[ltr]88- An atom or Atomic group which is responsible for the physical and chemical properties of the organic compunds.[/ltr]
[ltr]89- The alcohols which are very difficult to be oxidized.[/ltr]
[ltr]90- An explosive substance and it is used an the treatment of burns.[/ltr]
[ltr]91- the reaction of organic acid with sodium carbonate or bicarbonate.[/ltr]
[ltr]92- The saturated monocarboxylic aliphatic acid.[/ltr]
[ltr]93- The method used to prepare acetic acid by oxidation of diluted alcoholic solution in the presence of vinegar bacteria.[/ltr]
[ltr]94- The sodium salt of high fatty carboxylic acids.[/ltr]
[ltr]95- The esters produced from the reaction between fatty acids and glycerol.[/ltr]
[ltr]96- the heating of ester with aqueous alkalis to produce the alcohol and the salt of the acid.[/ltr]
[ltr]97- A physical Quantity is measured by gram/ litre at (stp)[/ltr]
[ltr]98- The volume Occupied by the molecular mass in gram at (stp).[/ltr]
[ltr]99- The electrolytic material in mercury cell.[/ltr]
[ltr]100- Organic acid in added to fruits to retain their colour and tast[/ltr]

[ltr] Model Answers of Question No. 2[/ltr]

[ltr]1 Indicators.                                                             51 Ionic equilibrium.
2 Rate of chemical reaction.                                       52 Cathode.
3 Estrification.                                                          53 Electrochemical series.
4 Friedal craft’s reaction (alkylation)                           54 Bayer’s reaction
5 Anode                                                                   55 Homogenous series.
6 Standard solution.                                                  56 PH.
7 molecular formula.                                                 57 End point
8 Alkenes                                                                 58 Equlibrium system
9 Chemical equilibrium in reversible reactions.            59 precipitation reactions.
10 faraday.                                                              60 Molar concentration (molarity)
11 Cycloalkanes.                                                       61 The mole.
12 Primary alcohols.                                                  62 Volatilization method.
13 Avogadro’s law.                                                    63 Complete (irreversible) reaction
14 Quantitiative anlaysis                                             64 Reversible reactions.
15 one coulomb                                                         65 instantaneous reaction
16 Alkynes.                                                               66 Le chatelier’s principle.
17 Secondary alcohols.                                               67 solubility product.
18 Activation energy                                                   68 Neutral salt(Ammonium carbonate)
19 Ostwald’s law                                                       69 hydrolysis of slat solution (hydration)
20 standard hydrogen electrode (S.H.E)                      70 complete ionization.
21 Freons.                                                                71 protons.
22 Tertiary alcohols.                                                  72 hydronium ion
23 Qualitative analysis.                                              73 oxidation reduction reaction (redox)
24 Mercury cell.                                                        74 e.m.f for cell
25 Quantity of electricrty                                            75 Anions
26 Basicity of acids.                                                   76 Electroplating.
27 The law of Gay Lussac                                           77 the vital force theory
28 Markownikoff’s rule.                                                78 fractional distillation.
29 Saturated water vapour pressure.                             79 alkyl group
30 Enzymes.                                                                80 methane gas
31 Isomerism.                                                             81 soda lime
32 Ionic product of water.                                            82 water gas
33 Marookh oil (Methyl salycilate)                                  83 addition polymerization
34 Ashless filter paper.                                                 84 condensation polymerization
35 electrolytic cells.                                                      85 phenyl radical
36 hydrogenation of oils.                                            86 D.D.T
37 proteins.                                                               87 Benzopyrine
38 PH                                                                       88 functional group
39 Catalytic hydration.                                               89 tertiary alcohol.
40 Titration                                                               90 picric acid
41 Faraday’s second law                                           91 acidity test
42 Thermal catalytic Cracking                                    92 fatty acids
43 Carbohydrates.                                                   93 Biological method
44 Secondary cells.                                                   94 soap
45 Activated molecules.                                           95 oil and fats.
46 Detergents                                                      96 saponification
47 Catalyst.                                                         97 the density of gas.
48 law of mass action                                           98 22.4 litre.
49 Ammonolysis                                                   99 KOH solution
50 Ethylene glycol.                                               100 Cirtic acid.[/ltr]






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تاريخ التسجيل : 12/08/2014
مُساهمةموضوع: رد: مراجعة ليلة الامتحان للثانوية العامة في الكيمياء لغات (الجزء 1)


مراجعة ليلة الامتحان للثانوية العامة في الكيمياء لغات (الجزء 1)


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توقيع : mama hana








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