1. Entropy is a measure of ______ system.

2. Which has least melting point among the given?

3. Bakelite is a:

4. SN₂ reactions can be best carried out with:

5. An ion having negative charge is called:

6. Borax in water is:

7. Formula of cryolite is:

8. X-rays are attracted towards:

9. Salts of dichromic acids are:

10. The benzene molecule contains:

11. Dextose is also called:

12. The molecule has triple bond in it:

13. Buffer capacity is maximum when both components have:

14. Which enzyme is not involved in the fermentation of starch?

15. A limiting reactants is one:

16. Kinetic theory of gas was put forward by:

17. Alpha rays consists of:

18. A solution of glucose is 10%. The volume to which 1g mole of it dissolved will be:

19. Half life period of a first order reaction is independent of:

20. Vegetable oils are:

21. Pb has inert pair of electrons:

22. DDT is a:

23. Evaporation of water is a:

24. A chemical reaction A →B is said to be in equilibrium when:

25. In exothermic reactions,  ΔH is:

26. Reaction of HNO₃with benzene gives:

27. The pH of 0.001M NaOH aqueous solution is:

28. A pseudo uni-molecular reaction has order of reaction:

29. The nature of positive rays depends on:

30. The reasons for less experimental yield than theoretical yield are reversible reaction, side reaction and:

31. Which will cook food more easily:

32. In 1913, Mosley used the x-rays to determine:

33. Hydrides formed between elements with E.N difference greater than 1.8 is:

34. Isomers have same properties:

35. A good reservoirs of energy to body is:

36. Catalyst changes:

37. Which is an inert gas?

38. Which of the following is the simplest form of matter?

39. Molarity of pure water is:

40. Thermochemistry is the study of relationship between heat, energy and:

41. The force which holds together two or more atoms or ions to form a large variety of compounds is called:

42. Biopolymers are:

43. Which property of oxygen resembles with sulphur?

44. Benzyl acetate has flavour of:

45. Metals tends to lose electrons, becoming:

46. The rate of reaction:

47. Metallic conduction is also called as:

48. X-rays have same nature as:

49. The difference of potential of two electrodes when concentration of solution is 1 M each at 25°C and 1 atm is called:

50. Which one of the following has the same number of electrons as an alpha particle?

51. The dipole moment of water is:

52. Every sample of matter with uniform properties and a fixed composition is called a:

53. What do you call the apparatus generally used for measuring heat changes?

54. Grape sugar or blood sugar is called to:

55. All gases can be compressed by:

56. Which one is more toxic?

57. Properties of metals are:

58. Amino acids (proteins) are identified by the test:

59. The SI unit of heat + energy is:

60. Organic molecules are completely burnt during incineration at temperature (C°)

61. Halokanes are:

62. Acetic acid is manufactured by:

63. Swedish chemist J. Berzelius determined:

64. The covalent radius of Cl atom is:

65. Esters are used as:

66. Most stable hydrides is of:

67. A substance having sigma and pi bond in it gives:

68. The dipole moment of orthochlorobenzene is:

69. Oxides of metals are:

70. Mineral oil is called:

71. Fuel cells are the means by which chemical energy may be converted into:

72. Catalytic oxidation of benzene gives:

73. Mendeleev was a scientist:

74. Major component of natural gas is:

75. Newland said, every eight element repeats properties of element:

76. Non-metals tend to gain electrons, becoming:

77. Ketones react with sodium nitroprusside alkaline giving precipitate:

78. Type of isomerism in BrCH=CHBr is:

79. Plasma consists of:

80. Arenes are also called:

81. The sum of mole fractions of components of a solution is equal to:

82. Fuel cells are mostly used in space aircrafts as the source of:

83. Higher alcohols are:

84. 4-d series is in the period:

85. In an electrolytic cell, the electrons flow from:

86. Carboxyl compounds have functional group:

87. The e/m value for positive rays is maximum:

88. The mass of one mole of iodine:

89. Reaction of CO₂ with Grignard’s reagent gives:

90. Most of the universe consists of the matter in:

91. The sum of pH and pOH is:

92. Cell potential depends upon:

93. A salt 'X' is dissolved in water of pH 7, the resulting solution becomes alkaline in nature, salt 'X' is made up of:

94. Inside every fluorescent lamp there is present a:

95. Silica contains oxygen by weight:

96. Covalent compounds mostly exist in the form of:

97. When rate of reaction is restarted by adding a substance, it is said to be:

98. Oxidation of NO in air produces:

99. X-rays were discovered by:

100. Alcohols are: