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AMU –PAST PAPERS
CHEMISTRY- UNSOLVED PAPER - 1997
SECTION – I

   Single Correct Answer Type
         There are five parts in this question. Four choices are given for each part and one of them is

          correct. Indicate you choice of the correct answer for each part in your answer-book by

          writing the letter (a), (b), (c) or (d) whichever is appropriate
01   Problem

     Which acts both as oxidizing as well as reducing agent?


     a. HNO3
     b. HNO2
     c. HCI
     d. H2SO4
02   Problem
     Which one the following compounds can form hydrogen bond?


     a. CHCI3
     b. NaCI
     c. H2O
     d. CH4
03   Problem

     NH3 gas is dried over:


     a. P2O5
     b. Anhydrous CaCI2
     c. Conc. H2SO4
     d. Quick lime
04   Problem

     The normality of a 2.3 M sulphuric acid solution is :


     a. 4.6 N
     b. 2.3 N
     c. 0.23 N
     d. 0.46 N
05   Problem

     The oxide of lead used in lead accumulators is :


     a. PbO2
     b. Pb3O4
     c. Pb2O3
     d. PbO
06   Problem

     Epsom salt is :


     a. MgSO4.7H2O
     b. MgSO4.H2O
     c. BaSO4.2H2O
     d. CaSO4.H2O
07   Problem

     Amongst the following hydroxide the one which has the lowest value of KSP at
     ordinary temperature is:


     a. Be(OH)2
     b. Ba(OH)2
     c. Ca(OH)2
     d. Mg(OH)2
08   Problem

     In the manufacture of caustic soda from brine, one of the important by
     product is :


     a. Na2CO3
     b. K2CO3
     c. KOH
     d. CI2
09   Problem

     Which among the following is least stable and decomposes more readily?


     a. LiCO3
     b. Na2CO3
     c. Cs2O3
     d. K2CO3
10   Problem

     The species that do not contain peroxide ions are :


     a. H2SO2
     b. BaO2
     c. PbO2
     d. SrO2
11   Problem

     When zeolite which is hydrated sodium aluminium silicate, is treated with hard
     water. The Na+ ions are exchanged with ?


     a. Ca2+ ions
     b. Mg2+ ions
     c. Both Ca2+ and Mg2+ ions
     d. H+ ions
12   Problem

     The property of pulling of electrons by an elements in a bond is called:


     a. Electro negativity
     b. Electrometric effect
     c. Inductive effect
     d. None these
13   Problem

     Which of the following order of ionization energy is correct?


     a. B<Be<N<C<O
     b. Be>B>C>N>O
     c. B<Be<C<O<N
     d. Be<B<C<N<O
14   Problem

     The element with highest ionization potential is:


     a. Nitrogen
     b. Oxygen
     c. Boron
     d. Carbon
15   Problem

     How many number of molecules are present in 3.6 gm of water?


     a. 1.2x1023
     b. 6x1023
     c. 6x1022
     d. 6x1024
16   Problem

     When ore limes stone in heated carbon dioxide s given off this operation in
     metallurgy is known as?


     a. Calcinations
     b. Roasting
     c. Ore-dressing
     d. Smelting
17   Problem

     Which will show highest lattice energy?


     a. KF
     b. NaF
     c. CaF
     d. PbF
18   Problem

     PVC is a polymer of :


     a. CH 2 = CHCL
     b. Cl-C = C-Cl
     c. ClCH2 – CHCl
     d. CH2 = CH2
19   Problem

     Ethylamine reacts with HNO2 giving


     a. C2H5OH
     b. C2H5NO2
     c. NH3
     d. C2H6
20   Problem

     Which of the following will give a primary amine of hydrolysis?


     a. Nitroparaffin
     b. Alkyl isocyanide
     c. Alkyl cyanide
     d. Oxide
21   Problem

     Benzene reacts with CH3COCI to give :


     a. Benzyl chloride
     b. Acetophenone
     c. Chlorobenzene
     d. Toluene
22   Problem

     Which of the following has the maximum acidic strength ?


     a. p- nitrophenol
     b. p- nitrobenzoic acid
     c. o- nitrobenzoic acid
     d. m- nitrobenzoic
23   Problem

     CH3CH = CHCHO is oxidized to CH2CH = CHCOOH using :


     a. Selenium dioxide
     b. Ammoniac AgNO3
     c. Alkaline KMnO4
     d. All of these
24   Problem

     The reagent with which both acctaldehyde and acetone react easily is :


     a. Toller's reagent
     b. Schiff’s reagent
     c. Grignard reagent
     d. Fehling solution
25   Problem

     An example of a covalent crystalline solid is :


     a. Si
     b. Al
     c. NaF
     d. Ar
26   Problem

     Red lead is :


     a. Pb3O4
     b. Pb2O3
     c. Pb2O
     d. PbO
27   Problem

     Which of the following reacts with water with high rate?


     a. Cs
     b. Ba
     c. K
     d. Li
28   Problem

     Which of the following oxide is a true acidic anhydride?


     a. N2O5
     b. NO
     c. CO
     d. CLO2
29   Problem

     Which of the following is diamagnetic ion?


     a. Co2+
     b. Cr3+
     c. V3+
     d. Ti4+
30   Problem

     A considerable part of the harmful ultra violet radiation of the sun does not reach
     the surface of the earth. This is because high above the earths atmosphere there
     is a layer of:


     a. H2
     b. NH3
     c. O2
     d. CO2
31   Problem

     Acidified solution of K2Cr2O7 on treatment with H2O2 gives:


     a. H2Cr2O7+H2O+O2
     b. CrO+H2O
     c. Cr2O3+H2O+O2
     d. Cr3O3+H2O+O2
32   Problem

     Which of the following elements extracted commercially by the electrolysis of an
     aqueous solution of one of its compound?


     a. CI2
     b. Br2
     c. I2
     d. Na
33   Problem

     Chlorine reacts with NaOH under various conditions to give:


     a. NaCIO3
     b. NaCIO
     c. NaCI
     d. All of these
34   Problem

     The noble gas forming the maximum number of compound is:


     a. He
     b. Xe
     c. Ar
     d. Ne
35   Problem

     Hard steel contains:


     a. 0.6-1.5% carbon
     b. 0.5-0.2% carbon
     c. 5% carbon
     d. No carbon
36   Problem

     Smelting is carried out in:


     a. Electric furnace
     b. Blast furnace
     c. Open hearth furnace
     d. Mule furnace
37   Problem

     Nobel gas used in radiotherapy is :


     a. Ar
     b. Kr
     c. Xe
     d. Rn
38   Problem

     Which one of the following turns potassium dichromatic paper green?


     a. NO2
     b. HCI
     c. NH3
     d. SO2
39   Problem

     When an aqueous solution containing sodium acetate and sodium propionate is
     electrolyzed we get:


     a. Butane
     b. Propane
     c. Ethane
     d. All of these
40   Problem

     The number of isomers of C6H14 are


     a. 7
     b. 6
     c. 5
     d. 4
41   Problem

     The gas evolved when Pb(NO3)2 is heated is :


     a. N2O5
     b. N2O
     c. NO2
     d. NO
42   Problem

     Ozonolysis of fatty acids is a technique used for determining:


     a. Number of –oh group
     b. Number of –cooh group
     c. Position of double bond
     d. Position of carbonyl group
43   Problem

     An organic compound containing C, H and N gave the following analysis C=40%,
     H=13,33%, N=46.67%. What would be its empirical formula:


     a. C2H7N2
     b. C2H7N
     c. CH5N
     d. CH4N
44   Problem

     Number of enantiomers of the compound CH3CHBrCHBrCOOH is:


     a. 4
     b. 3
     c. 1
     d. 0
45   Problem

     Iodiform is formed in warming I2 and NaOH with:


     a. CH3COOH
     b. C2H5OH
     c. CH3OH
     d. HCOOH
46   Problem

     Which of the following groups has highest inductive effect?


     a. (CH3)3C-
     b. (CH3)2CH-
     c. CH3CH2-
     d. CH3-
47   Problem

     The order of stability of carbonions is:


     a. 20>3010>CH3
     b. 30>10 >20>CH3
     c. 30>2010>CH3
     d. CH3 10>20>30
48   Problem

     Isopreric substances are used for making :


     a. Liquid fuel
     b. Petrol
     c. Rubber
     d. Propane
49   Problem

     Vitamin A is present in:


     a. Green vegetables
     b. Liver
     c. Milk
     d. All of these
50   Problem

     Which of example of SN2 reaction?


     a.




     b.




     c.




     d.
FOR SOLUTIONS VISIT WWW.VASISTA.NET

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AMU - Chemistry - 1997

  • 1. AMU –PAST PAPERS CHEMISTRY- UNSOLVED PAPER - 1997
  • 2. SECTION – I  Single Correct Answer Type  There are five parts in this question. Four choices are given for each part and one of them is correct. Indicate you choice of the correct answer for each part in your answer-book by writing the letter (a), (b), (c) or (d) whichever is appropriate
  • 3. 01 Problem Which acts both as oxidizing as well as reducing agent? a. HNO3 b. HNO2 c. HCI d. H2SO4
  • 4. 02 Problem Which one the following compounds can form hydrogen bond? a. CHCI3 b. NaCI c. H2O d. CH4
  • 5. 03 Problem NH3 gas is dried over: a. P2O5 b. Anhydrous CaCI2 c. Conc. H2SO4 d. Quick lime
  • 6. 04 Problem The normality of a 2.3 M sulphuric acid solution is : a. 4.6 N b. 2.3 N c. 0.23 N d. 0.46 N
  • 7. 05 Problem The oxide of lead used in lead accumulators is : a. PbO2 b. Pb3O4 c. Pb2O3 d. PbO
  • 8. 06 Problem Epsom salt is : a. MgSO4.7H2O b. MgSO4.H2O c. BaSO4.2H2O d. CaSO4.H2O
  • 9. 07 Problem Amongst the following hydroxide the one which has the lowest value of KSP at ordinary temperature is: a. Be(OH)2 b. Ba(OH)2 c. Ca(OH)2 d. Mg(OH)2
  • 10. 08 Problem In the manufacture of caustic soda from brine, one of the important by product is : a. Na2CO3 b. K2CO3 c. KOH d. CI2
  • 11. 09 Problem Which among the following is least stable and decomposes more readily? a. LiCO3 b. Na2CO3 c. Cs2O3 d. K2CO3
  • 12. 10 Problem The species that do not contain peroxide ions are : a. H2SO2 b. BaO2 c. PbO2 d. SrO2
  • 13. 11 Problem When zeolite which is hydrated sodium aluminium silicate, is treated with hard water. The Na+ ions are exchanged with ? a. Ca2+ ions b. Mg2+ ions c. Both Ca2+ and Mg2+ ions d. H+ ions
  • 14. 12 Problem The property of pulling of electrons by an elements in a bond is called: a. Electro negativity b. Electrometric effect c. Inductive effect d. None these
  • 15. 13 Problem Which of the following order of ionization energy is correct? a. B<Be<N<C<O b. Be>B>C>N>O c. B<Be<C<O<N d. Be<B<C<N<O
  • 16. 14 Problem The element with highest ionization potential is: a. Nitrogen b. Oxygen c. Boron d. Carbon
  • 17. 15 Problem How many number of molecules are present in 3.6 gm of water? a. 1.2x1023 b. 6x1023 c. 6x1022 d. 6x1024
  • 18. 16 Problem When ore limes stone in heated carbon dioxide s given off this operation in metallurgy is known as? a. Calcinations b. Roasting c. Ore-dressing d. Smelting
  • 19. 17 Problem Which will show highest lattice energy? a. KF b. NaF c. CaF d. PbF
  • 20. 18 Problem PVC is a polymer of : a. CH 2 = CHCL b. Cl-C = C-Cl c. ClCH2 – CHCl d. CH2 = CH2
  • 21. 19 Problem Ethylamine reacts with HNO2 giving a. C2H5OH b. C2H5NO2 c. NH3 d. C2H6
  • 22. 20 Problem Which of the following will give a primary amine of hydrolysis? a. Nitroparaffin b. Alkyl isocyanide c. Alkyl cyanide d. Oxide
  • 23. 21 Problem Benzene reacts with CH3COCI to give : a. Benzyl chloride b. Acetophenone c. Chlorobenzene d. Toluene
  • 24. 22 Problem Which of the following has the maximum acidic strength ? a. p- nitrophenol b. p- nitrobenzoic acid c. o- nitrobenzoic acid d. m- nitrobenzoic
  • 25. 23 Problem CH3CH = CHCHO is oxidized to CH2CH = CHCOOH using : a. Selenium dioxide b. Ammoniac AgNO3 c. Alkaline KMnO4 d. All of these
  • 26. 24 Problem The reagent with which both acctaldehyde and acetone react easily is : a. Toller's reagent b. Schiff’s reagent c. Grignard reagent d. Fehling solution
  • 27. 25 Problem An example of a covalent crystalline solid is : a. Si b. Al c. NaF d. Ar
  • 28. 26 Problem Red lead is : a. Pb3O4 b. Pb2O3 c. Pb2O d. PbO
  • 29. 27 Problem Which of the following reacts with water with high rate? a. Cs b. Ba c. K d. Li
  • 30. 28 Problem Which of the following oxide is a true acidic anhydride? a. N2O5 b. NO c. CO d. CLO2
  • 31. 29 Problem Which of the following is diamagnetic ion? a. Co2+ b. Cr3+ c. V3+ d. Ti4+
  • 32. 30 Problem A considerable part of the harmful ultra violet radiation of the sun does not reach the surface of the earth. This is because high above the earths atmosphere there is a layer of: a. H2 b. NH3 c. O2 d. CO2
  • 33. 31 Problem Acidified solution of K2Cr2O7 on treatment with H2O2 gives: a. H2Cr2O7+H2O+O2 b. CrO+H2O c. Cr2O3+H2O+O2 d. Cr3O3+H2O+O2
  • 34. 32 Problem Which of the following elements extracted commercially by the electrolysis of an aqueous solution of one of its compound? a. CI2 b. Br2 c. I2 d. Na
  • 35. 33 Problem Chlorine reacts with NaOH under various conditions to give: a. NaCIO3 b. NaCIO c. NaCI d. All of these
  • 36. 34 Problem The noble gas forming the maximum number of compound is: a. He b. Xe c. Ar d. Ne
  • 37. 35 Problem Hard steel contains: a. 0.6-1.5% carbon b. 0.5-0.2% carbon c. 5% carbon d. No carbon
  • 38. 36 Problem Smelting is carried out in: a. Electric furnace b. Blast furnace c. Open hearth furnace d. Mule furnace
  • 39. 37 Problem Nobel gas used in radiotherapy is : a. Ar b. Kr c. Xe d. Rn
  • 40. 38 Problem Which one of the following turns potassium dichromatic paper green? a. NO2 b. HCI c. NH3 d. SO2
  • 41. 39 Problem When an aqueous solution containing sodium acetate and sodium propionate is electrolyzed we get: a. Butane b. Propane c. Ethane d. All of these
  • 42. 40 Problem The number of isomers of C6H14 are a. 7 b. 6 c. 5 d. 4
  • 43. 41 Problem The gas evolved when Pb(NO3)2 is heated is : a. N2O5 b. N2O c. NO2 d. NO
  • 44. 42 Problem Ozonolysis of fatty acids is a technique used for determining: a. Number of –oh group b. Number of –cooh group c. Position of double bond d. Position of carbonyl group
  • 45. 43 Problem An organic compound containing C, H and N gave the following analysis C=40%, H=13,33%, N=46.67%. What would be its empirical formula: a. C2H7N2 b. C2H7N c. CH5N d. CH4N
  • 46. 44 Problem Number of enantiomers of the compound CH3CHBrCHBrCOOH is: a. 4 b. 3 c. 1 d. 0
  • 47. 45 Problem Iodiform is formed in warming I2 and NaOH with: a. CH3COOH b. C2H5OH c. CH3OH d. HCOOH
  • 48. 46 Problem Which of the following groups has highest inductive effect? a. (CH3)3C- b. (CH3)2CH- c. CH3CH2- d. CH3-
  • 49. 47 Problem The order of stability of carbonions is: a. 20>3010>CH3 b. 30>10 >20>CH3 c. 30>2010>CH3 d. CH3 10>20>30
  • 50. 48 Problem Isopreric substances are used for making : a. Liquid fuel b. Petrol c. Rubber d. Propane
  • 51. 49 Problem Vitamin A is present in: a. Green vegetables b. Liver c. Milk d. All of these
  • 52. 50 Problem Which of example of SN2 reaction? a. b. c. d.
  • 53. FOR SOLUTIONS VISIT WWW.VASISTA.NET