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1. The enthalpy of formation of two compounds A and B are -84 kJ and -156 kJ
respectively. Which one of the following statements is correct?
than B
(1) A is less stable
(2) both A and B are unstable
(3) A and B are endothermic compounds
(4) A is more stable than B 2. Which of the following is a man-made element?
(1) Np
(2) C-14
(3) Ra
(4) U 3. Which of the following does not give a red precipitate with Fehling's
solution?
(1) glucose
(2) fructose
(3) formic acid
(4) benzaldehyde 4. Rancidity of butter is due to the formation of:
(1) butene-I
(2) butanoic acid
(3) Iactose
(4) Iactic acid 5. For the reaction A+ BC, it is found that doubling the
concentration of A increases the rate 4 times, and doubling the concentration of B
doubles the reaction rate. What is the overall order of the reaction?
(1) 4
(2) 3/2
(3) 3
(4) 1 6. Which is the most abundant metal in the earth's crust?
(1) Ca
(2) Na
(3) Fe
(4) AI 7. Domestic cooking gas consists of mostly:
(1) butane and isobutane
(2) methane and ethane
(3) ethylene and carbon monoxide
(4) acetylene and hydrogen 8. Which of the following does not give a precipitate with
excess of NaOH?
(1) AgNO3
(2) HgCI3
(3) ZnSO4
(4) FeSO4 9. The hydrogen ion concentration of 0.2 M CH3COOH which is 40%
dissociated is:
(1) 0.12 M
(2) 0.08 M
(3) 0.4 M
(4) 0.8 M 10. When ethyne is treated with alkaline KMnO4 it gives
(1) oxalic
acid
(2) CO2 and H2O
(3) acetic acid
(4) formic acid 11. The catalyst used in Rosenmund reduction is:
AICI3
(1) Anhydrous
(2) HgSO4
(3) Pd/BaSO4
(4) Anhydrous ZnCI2 12. Hydrolysis of benzonitrile by dilute HCI yields:
benzoic acid
(1)
(2) aniline
(3) benzaldehyde
(4) benzamide 13. German silver is an alloy of:
(1) Cu, Zn, Ni
(2) Cu, Sn, AI
(3) Fe, Cr, Ni
(4) Cu, Zn, Ag 14. The pH of a solution whose [H+] is 3.0 x 10-4 M is:
(1) 3.75
(2) 4.45
(3) 3.523
(4) 4.36 15. What is the wavelength associated with an electron moving with a
velocity of 106 m/s? (given: h = 6.63 x 10-34 Js and m = 9.11 x 10-31 kg)
(1) 72.7 nm
(2) none of these
(3) 7.27 nm
(4) 0.727 nm 16. When salicylic acid is treated with bromine water, it gives:
2, 3, 4-tribromophenol
(2) 3, 4, 5-tribromosalicylic acid
(3) 3, 6-dibromosalicylic acid
(4) 2,4,6-tribromophenol 17. The chemical name of salol is:
salicylate
(2) acetyl salicylic acid
(3) methyl salicylate
(1) Sodium
(1)
(4) phenyl salicylate 18. Carbylamine test is used in the detection of:
aromatic primary amine
(1)
(2) both aliphatic and aromatic primary amines
(3) aliphatic secondary amine
(4) aliphatic primary amine. 19. Which of the following is not present in nucleotide?
(1) cytosine
(2) guanine
(3) tyrosine
(4) adenine 20. Which one of the following conditions will increase the voltage of the
cell, represented by the equation Cu(s) + 2Ag+ (aq) Cu+2 (aq) + 2 Ag(s):
increase in the concentration of Cu+2 ions
(1)
(2) increase in the concentration of Ag+ ions
(3) increase in the dimensions of copper electrode
(4) increase in the dimensions of silver electrode 21. Which of the following
compounds is used as refrigerant?
(1) CHCI3
(2) CCI2F2
(3) CF4
(4) CCI4 22. In which of the following coordination compounds, the central metal
atom obeys the EAN rule?
(1) K3Fe(CN)6
(2) All
(3) Cu(NH3)4SO4
(4) K4Fe(CN)6 23. Toilet soap is a mixture of:
acids
(1) sodium salts of higher fatty
(2) potassium palmitate and sodium stearate
(3) sodium and calcium salts of higher fatty acids
(4) potassium salts of higher fatty acids. 24. The powerful explosive RDX is formed
during the nitration of:
(1) glycerol
(2) urotropine
(3) toluene
(4) phenol 25. The sequence in the structure of nucleic acid is
phosphate + pentose
(2) all are correct
(1) base +
(3) pentose + base + phosphate group
(4) phosphate group + pentose + base 26. Molisch's test is answered by:
sucrose
(1)
(2) all carbohydrates
(3) glucose
(4) fructose 27. The total number of isomeric alcohols with molecular formula
C4H9OH is:
(1) 5
(2) 2
(3) 3
(4) 4 28. Ethanol is soluble in water due to:
(1) hydrogen bonding
(2) ethyl group
(3) its neutral nature
(4) dissociation in water 29. A 0.2 M solution of formic acid is 3.2 % ionised. Its
Ionisation constant is:
(1) 2.1 x 10-4
(2) 2.1 x 10-6
(3) 4.8 x 10-5
(4) 9.6 x 10-3 30. Optical glass contains a high percentage of:
(1) AI2O3
(2) MgO
(3) PbO
(4) B2O3 31. Which of the following compounds does not react with sodium
bisulphite?
(1) acetophenoic
(2) benzaldehyde
(3) acetaldehyde
(4) acetone 32. Of the following which has the largest ionic radius?
(1) Na+
(2) Li+
(3) Cs+
(4) Mg+2 33. The empirical formula of a compound is CH2O. Its molecular weight is
180. The molecular formula of the compound is:
(1) C3H6O3
(2) C6H12O6
(3) C5H10O5
(4) C4H8O4 34. 2g of aluminium is treated separately with excess of dilute H2SO4 and
excess of NaOH. The ratio of the volumes of hydrogen evolved is:
(1) 1 : 1
(2) 2 : 3
(3) 1 : 2
(4) 2 : 1 35. A mixture of calcium acetate and calcium benzoate on dry distillation
gives:
(1) benzophenone
(2) benzaldehyde
(3) acetaldehyde
(4) acetophenone 36. The enthalpy of neutralisation of acetic acid and sodium
hydroxide is-55.4kJ. What is the enthalpy of ionisation of acetic acid?
(1) + 1.9 KJ
(2) - 1.9 KJ
(3) - 5.54 KJ
(4) + 5.54 KJ 37. A basic lining is given to a furnace by using:
(1) Limestone
(2) calcined dolomite
(3) silica
(4) haematite 38. The quantitative relationship between reaction rate and
concentration was established by :
(1) Arrhenius
(2) Ostwald
(3) Le Chatelier
(4) Guldberg and waage 39. The equilibrium constant Ke for the reaction H2+ I2 
2HI at 700 K is 49. What is the equilibrium constant for the reaction, HI  1/2 H2 +1/2
I2 at the same temperature?
(1) 1.43
(2) 0.143
(3) 49
(4) 0.02 40. A crystal of sodium chloride which has sodium ions and chloride ions
missing from the lattice points is said to exhibit:
(1) surface defect
(2) Frenkel defect
(3) Schottky defect
(4) lattice defect. 41. The process of zone refining is used in the purification of:
(1) AI
(2) Si
(3) Cu
(4) Ag 42. The IUPAC name for tert-butyl chloride is:
(1) 2-Chlorobutane
(2) 4-Chlorobutane
(3) 2- Chloro-2-methylpropane
(4) 1-Chloro-3-methypropane 43. Monomer of trioxan is:
(1) formaldehyde
(2) isoprene
(3) acetone
(4) acetaldehyde 44. Paracetamol is alan:
(1) analgesic
(2) both antipyretic and analgesic
(3) antimalarial
(4) antipyretic 45. An example of an associated colliod is:
(1) vegetable oil
(2) milk
(3) rubber latex
(4) soap solution 46. When 4 g of iron is burnt to ferric oxide at constant pressure,
29.28 kJ of heat is evolved. What is the enthalpy of formation of ferric oxide ? ( At, wt.
Fe = 56)
(1) -40.99 kJ
(2) +819.8 kJ
(3) -81.98 kJ
(4) -819.8 kJ 47. This
NaOH
C6H5COCI +C6H5OH 
reaction is called:
C6H5COOC6H5+HCl
(1) Etard reaction
(2) Schotten-Baumann reaction
(3) Grignard reaction
(4) Sandmeyer reaction. 48. The outer electronic structure of 3s23p5 is possessed by:
(1) CI
(2) O
(3) Ar
(4) Br 49. The percentage s-character of the hybrid orbitals in methane, ethene, and
ethyne are....... respectively.
(1) 10, 20, 40
(2) 50, 75, 100
(3) 25, 50, 75
(4) 25, 33, 50 50. Which of the following is an example of Lewis acid?
(1)
C2H5ONa
(2) FeCI3
(3) HCI
(4) HCOOH 51. In a reaction A + B  C+D the initial concentration of A and B
were 0.9 mol dm-3 each. At equilibrium, the concentration of D was found to be 0.6 mol
dm-3. What is the value of equilibrium constant for the reaction?
(1) 4
(2) 8
(3) 3
(4) 9 52. A first order reaction is half completed in 45 minutes. How long does it
need for 99.9% of the reaction to be completed ?
(1) 10 hours
(2) 20 hours
(3) 5 hours
(4) 71/2 hours 53. The solubility product of silver chloride is 1.8 x10-10 at 298 K. The
solubility of AgCI in 0.01 M HCI solution in mol/dm3 is:
(1) 3.6 x 10-8
(2) 2.4 x 10-9
(3) 1.8 x 10-8
(4) 0.9 x 10-9 54. Which of the following compounds is formed when benzamide is
warmed with bromine and alkali ?
(1) aniline
(2) benzene diazonium chloride
(3) bromobenzene
(4) benzene 55. Which of the following is an unsaturated acid?
(1) stearic
(2) linoleic
(3) Lauric
(4) myristic 56. The two polypeptide chains present in insulin contain the following
number of amino acids:
(1) 18, 12
(2) 20, 21
(3) 21, 30
(4) 25, 16 57. Schiff's reagent is:
by SO2
(1) roseaniline solution in water decolourised
(2) resorcinol solution in dilute HCI
(3) ammoniacal silver nitrate
(4) alkaline CuSO4stablised by Rochelle salt 58. The Purine base present in RNA is:
(1) thymine
(2) guanine
(3) uracil
(4) cytosine 59. Glocose cannot be classified as:
(1) an oligosaccharide
(2) an aldose
(3) a hexose
(4) a carbohydrate 60. Ebonite is:
(2) natural rubber
(3) polypropene
(4) highly vulcanized rubber
(1) synthetic rubber