AMU –PAST PAPERSCHEMISTRY- UNSOLVED PAPER – 2003
SECTION – I   Single Correct Answer Type         There are five parts in this question. Four choices are given for each ...
01   Problem     Electron behaves both as a particle and a wave. This was proposed by :     a. Heisenberg     b. Gilbert N...
02   Problem     The correct order of increasing atomic radii, is :     a. B < Al < Ga     b. Ga < Al < B     c. Al < B < ...
03   Problem     Which is not a scale of measuring electronegativity ?     a. Stevenson’s scale     b. Mulliken’s scale   ...
04   Problem     The addition of HCN on ketones, is an example of :     a. Nucleophilic addition     b. Electrophilic addi...
05   Problem     Fool’s gold is :     a. CuFeS2     b. FeS2     c. CuS2     d. Cu-2SO
06   Problem     Weight of an atom of an element is 6.644 x 10-23g. What will be the number of g     atom of that element ...
07   Problem     If two moles of an ideal gas at 546K occupy volume 44.8 litre, then pressure must     be :     a. 2 atm. ...
08   Problem     Compressibility factor of an ideal gas is :     a. Equal to 2     b. Equal to 1     c. Greater than 1    ...
09   Problem     When ammonium chloride is heated with NaOH, a gas is evolved, which has :     a. Pungent odour     b. Sme...
10   Problem     When ammonium nitrate is heated at 2500C, the gas evolved is :     a. N2     b. NH3     c. N2O3     d. N2O
11   Problem     The optical isomers, which are not enantiomers, are called :     a. Conformer     b. Diastereomer     c. ...
12   Problem     When methyl iodide is treated with sodium in thereal solution, it gives :     a. Methane     b. Ethane   ...
13   Problem     Bi210 has a half-life of 5 days. The time taken, for of a sample to decay, is :     a. 15 days     b. 20 ...
14   Problem     In permonosulphuric acid (H2SO5), the oxidation number of sulphur is :     a. +8     b. +4     c. +5     ...
15   Problem     Qualitative test of halogens in an organic compound is made by :     a. Fleming’s test     b. Beilstein t...
16   Problem     Brown ring test is for :     a. Nitrate     b. Sulphate     c. Chloride     d. Sulphide
17   Problem     Which of the following compound would exhibit co-ordination isomerism ?     a. [Cr(en)2]NO2     b. [Cr(H2...
18   Problem     Which of the following quantities are equal at equilibrium under the particular     set of conditions ?  ...
19   Problem     For the transformation 7N14 + ….. 6C14 + 1H1 the bombarding particle is :     a. Proton     b. Neutron   ...
20   Problem     The precipitate of Fe(OH)3 in presence of water containing some FeCl3     becomes colloidal on gentle sha...
21   Problem     Phosphoric acid is syrupy in nature due to :     a. Strong covalent bonding     b. Hydrogen bonding     c...
22   Problem     Fuming sulphuric acid is commercially known as :     a. Oleum     b. Sulphurous acid     c. Marshall’s ac...
23   Problem     Benzaldehyde condense with acetaldehyde to produce :     a. Cinnamic acid     b. Benzoic acid     c. Cinn...
24   Problem     The reaction of acetaldehyde with Tollen’s reagent gives :     a. Silver acetate     b. Methyl alcohol   ...
25   Problem     In the series, ethane, ethane and ethyne, the C- H bond energy is :     a. Same in the all three compound...
26   Problem     Primary, secondary and tertiary alcohols can be distinguished by performing :     a. Beilstein test     b...
27   Problem     What is obtained, when ammonical AgNO3 reacts with acetylene ?     a. Propanone     b. Silver acetylide  ...
28   Problem     Which of the following is a colligative property ?     a. Osmotic pressure     b. Surface tension     c. ...
29   Problem     Which of the following solution has highest boiling point ?     a. 0.1 M urea     b. 0.1 M sucrose     c....
30   Problem     The order of a reaction, with respect to one of the reacting component Y, is zero     It implies that :  ...
31   Problem     The hybridization of P in PCl5 is :     a. sp2     b. sp3d     c. sp3     d. dsp2
32   Problem     Red lead is an example of :     a. Basic oxide     b. Super oxide     c. Mixed oxide     d. Amphoteric
33   Problem     The solubility product of PbCl2 is 2.3 x 10-32. Its solubility will be :     a. 1.78 x 10-11 g/lit     b....
34   Problem     pKa of a weak acid is defined as :     a. log Ka            1     b.   log Ka            1     c. log K  ...
35   Problem     At 300 K, the equilibrium partial pressure of CO2, CO and O2 are 0.6, 0.4 and 0.2     atmospheres respect...
36   Problem     If the rate of a gaseous reaction is independent of pressure, the order of reaction     is :     a. 0    ...
37   Problem     The correct representation of Gibb’s Helmholtz equation is :     a.   G=     H+T        S     b.   G=    ...
38   Problem     Benzyl alcohol can be prepared from benzaldehyde by :     a. Friedel Craft’s reaction     b. Cannizzaro’s...
39   Problem     The relationship between acetylene and benzene is comparable to the     relationship between propyne and ...
40   Problem     Which of the following is not inflammable ?     a. CHCl3     b. Benzene     c. Toluene     d. Carbon tetr...
41   Problem     Which of the following is an acidic oxide ?     a. Mn2O3     b. MnO2     c. Mn2O7     d. MnO
42   Problem     The most reactive noble gas is :     a. Helium     b. Argon     c. Krypton     d. Xenon
43   Problem     The movement of the colloidal particles under the influence of applied electric     field is called :    ...
44   Problem     The slope in Arhenius plot, is equal to :            Ea     a.   2.303R          Ea     b.   R           ...
45   Problem     Carnallite is :     a. MgCO3.CaCO3     b. MgSO4. 7H2O     c. KAlSi3O8     d. KCl.MgCl2.6H2O
46   Problem     Which of the following ions, is colourless ?     a. Fe3+     b. Zn2+     c. Fe2+     d. Cu2+
47   Problem     Paracetamol is :     a. An antipyretic     b. An antiseptic     c. An natibiotic     d. A disinfectent
48   Problem     Natural rubber is the polymer of :     a. 1, 2-butadiene     b. 1,3-butadiene     c. isoprene     d. none...
49   Problem     Which of the following is an intensive property ?     a. Volume     b. Enthalpy     c. Surface tension   ...
50   Problem     Which of the following metal can replace zinc from ZnSO4 solution ?     a. Cu     b. Hg     c. Fe     d. Al
FOR SOLUTIONS VISIT WWW.VASISTA.NET
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AMU - Chemistry - 2003

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AMU - Chemistry - 2003

  1. 1. AMU –PAST PAPERSCHEMISTRY- UNSOLVED PAPER – 2003
  2. 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. 3. 01 Problem Electron behaves both as a particle and a wave. This was proposed by : a. Heisenberg b. Gilbert N. Lewis c. De-Broglie d. L. Rutherford
  4. 4. 02 Problem The correct order of increasing atomic radii, is : a. B < Al < Ga b. Ga < Al < B c. Al < B < Ga d. B < Ga < Al
  5. 5. 03 Problem Which is not a scale of measuring electronegativity ? a. Stevenson’s scale b. Mulliken’s scale c. Allred-Rochow’s scale d. Pauling scale
  6. 6. 04 Problem The addition of HCN on ketones, is an example of : a. Nucleophilic addition b. Electrophilic addition c. Free radical addition d. None of the above
  7. 7. 05 Problem Fool’s gold is : a. CuFeS2 b. FeS2 c. CuS2 d. Cu-2SO
  8. 8. 06 Problem Weight of an atom of an element is 6.644 x 10-23g. What will be the number of g atom of that element in 40 kg ? a. 10-3 b. 106 c. 103 d. none of these
  9. 9. 07 Problem If two moles of an ideal gas at 546K occupy volume 44.8 litre, then pressure must be : a. 2 atm. b. 3 atm c. 4 atm d. 1 atm.
  10. 10. 08 Problem Compressibility factor of an ideal gas is : a. Equal to 2 b. Equal to 1 c. Greater than 1 d. Always less than 1
  11. 11. 09 Problem When ammonium chloride is heated with NaOH, a gas is evolved, which has : a. Pungent odour b. Smell of rotten eggs c. Smell of ammonia d. No smell
  12. 12. 10 Problem When ammonium nitrate is heated at 2500C, the gas evolved is : a. N2 b. NH3 c. N2O3 d. N2O
  13. 13. 11 Problem The optical isomers, which are not enantiomers, are called : a. Conformer b. Diastereomer c. Mirror images d. None of these
  14. 14. 12 Problem When methyl iodide is treated with sodium in thereal solution, it gives : a. Methane b. Ethane c. Methyl sodium iodide d. Sodium methoxide
  15. 15. 13 Problem Bi210 has a half-life of 5 days. The time taken, for of a sample to decay, is : a. 15 days b. 20 days c. 10 days d. 3.4 days
  16. 16. 14 Problem In permonosulphuric acid (H2SO5), the oxidation number of sulphur is : a. +8 b. +4 c. +5 d. +6
  17. 17. 15 Problem Qualitative test of halogens in an organic compound is made by : a. Fleming’s test b. Beilstein test c. Bayer’s test d. Fehling’s test
  18. 18. 16 Problem Brown ring test is for : a. Nitrate b. Sulphate c. Chloride d. Sulphide
  19. 19. 17 Problem Which of the following compound would exhibit co-ordination isomerism ? a. [Cr(en)2]NO2 b. [Cr(H2O)6]Cl3 c. [Cr(NH3)6][Co(CN)6] d. none of these
  20. 20. 18 Problem Which of the following quantities are equal at equilibrium under the particular set of conditions ? a. H and G b. H and S c. G and S d. None of these
  21. 21. 19 Problem For the transformation 7N14 + ….. 6C14 + 1H1 the bombarding particle is : a. Proton b. Neutron c. Deutron d. Electron
  22. 22. 20 Problem The precipitate of Fe(OH)3 in presence of water containing some FeCl3 becomes colloidal on gentle shaking. This is an example of : a. Electro-osomosis b. Coagulation c. Peptisation d. Electrophoresis
  23. 23. 21 Problem Phosphoric acid is syrupy in nature due to : a. Strong covalent bonding b. Hydrogen bonding c. Van der Waal’s forces d. None of the above
  24. 24. 22 Problem Fuming sulphuric acid is commercially known as : a. Oleum b. Sulphurous acid c. Marshall’s acid d. Caro’s acid
  25. 25. 23 Problem Benzaldehyde condense with acetaldehyde to produce : a. Cinnamic acid b. Benzoic acid c. Cinnamaldehyde d. Acetic anhydride
  26. 26. 24 Problem The reaction of acetaldehyde with Tollen’s reagent gives : a. Silver acetate b. Methyl alcohol c. Formaldehyde d. Acetic acid
  27. 27. 25 Problem In the series, ethane, ethane and ethyne, the C- H bond energy is : a. Same in the all three compounds greatest in ethane b. Greatest in ethane c. Greatest in ethane d. Greatest in ethyne
  28. 28. 26 Problem Primary, secondary and tertiary alcohols can be distinguished by performing : a. Beilstein test b. Victor Meyer’s test c. Fehling’s solution test d. Hofmann’s test
  29. 29. 27 Problem What is obtained, when ammonical AgNO3 reacts with acetylene ? a. Propanone b. Silver acetylide c. Ethylene d. None of these
  30. 30. 28 Problem Which of the following is a colligative property ? a. Osmotic pressure b. Surface tension c. Viscosity d. Optical rotation
  31. 31. 29 Problem Which of the following solution has highest boiling point ? a. 0.1 M urea b. 0.1 M sucrose c. 0.1 M NaNO3 d. 0.1 M Al(NO3)3
  32. 32. 30 Problem The order of a reaction, with respect to one of the reacting component Y, is zero It implies that : a. The reaction is going on at a constant rate b. The rate of reaction does not vary with temperature c. The reaction rate is independent of the concentration of Y d. The rate of formation of the activated compelx is zero
  33. 33. 31 Problem The hybridization of P in PCl5 is : a. sp2 b. sp3d c. sp3 d. dsp2
  34. 34. 32 Problem Red lead is an example of : a. Basic oxide b. Super oxide c. Mixed oxide d. Amphoteric
  35. 35. 33 Problem The solubility product of PbCl2 is 2.3 x 10-32. Its solubility will be : a. 1.78 x 10-11 g/lit b. 2.95 x 10-11 g/lit c. 3.42 x 10-11 g/lit d. 4.95 x 10-11 g/lit
  36. 36. 34 Problem pKa of a weak acid is defined as : a. log Ka 1 b. log Ka 1 c. log K a 1 d. - log Ka
  37. 37. 35 Problem At 300 K, the equilibrium partial pressure of CO2, CO and O2 are 0.6, 0.4 and 0.2 atmospheres respectively. Kp for the reaction, 2CO2  2CO O2 is : a. 0.088 b. 0.0533 c. 0.133 d. 0.177
  38. 38. 36 Problem If the rate of a gaseous reaction is independent of pressure, the order of reaction is : a. 0 b. 1 c. 2 d. 3
  39. 39. 37 Problem The correct representation of Gibb’s Helmholtz equation is : a. G= H+T S b. G= H- T .S c. G= H - T. S d. G= H + S. T
  40. 40. 38 Problem Benzyl alcohol can be prepared from benzaldehyde by : a. Friedel Craft’s reaction b. Cannizzaro’s reaction c. Kolbe’s reaction d. Reimer Tiemann reaction
  41. 41. 39 Problem The relationship between acetylene and benzene is comparable to the relationship between propyne and : a. Dimethyl benzene b. Neoprene c. Propyl benzene d. Mesitylene
  42. 42. 40 Problem Which of the following is not inflammable ? a. CHCl3 b. Benzene c. Toluene d. Carbon tetrachloride
  43. 43. 41 Problem Which of the following is an acidic oxide ? a. Mn2O3 b. MnO2 c. Mn2O7 d. MnO
  44. 44. 42 Problem The most reactive noble gas is : a. Helium b. Argon c. Krypton d. Xenon
  45. 45. 43 Problem The movement of the colloidal particles under the influence of applied electric field is called : a. Dialysis b. Electrophoresis c. Tyndall effect d. Osmosis
  46. 46. 44 Problem The slope in Arhenius plot, is equal to : Ea a. 2.303R Ea b. R R c. 2.303Ea d. none of these
  47. 47. 45 Problem Carnallite is : a. MgCO3.CaCO3 b. MgSO4. 7H2O c. KAlSi3O8 d. KCl.MgCl2.6H2O
  48. 48. 46 Problem Which of the following ions, is colourless ? a. Fe3+ b. Zn2+ c. Fe2+ d. Cu2+
  49. 49. 47 Problem Paracetamol is : a. An antipyretic b. An antiseptic c. An natibiotic d. A disinfectent
  50. 50. 48 Problem Natural rubber is the polymer of : a. 1, 2-butadiene b. 1,3-butadiene c. isoprene d. none of these
  51. 51. 49 Problem Which of the following is an intensive property ? a. Volume b. Enthalpy c. Surface tension d. Free energy
  52. 52. 50 Problem Which of the following metal can replace zinc from ZnSO4 solution ? a. Cu b. Hg c. Fe d. Al
  53. 53. FOR SOLUTIONS VISIT WWW.VASISTA.NET

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