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100 Important Chemistry Questions Quiz Online Basic Info Mcq’s Practice Test with Answers

Test Instructions
Test Name : Chemistry Mega Quiz Info Test
Subject : Mega Quiz
Test Type : Mcqs
Total Question : 100
Total Marks : 200

To test and also improve your general knowledge about various concepts of Chemistry, you can attempt the following mega quiz which includes 100 important mcq’s questions and answers about the subject. If you are able to score good marks in this quiz then you will definitely be able to achieve good marks in any exam related to Chemistry.

100 Important Chemistry Questions Quiz Online Basic Info Mcq’s Practice Test with Answers

 

Question 1 of 100

Mega Quiz

1. Reaction of HNO₃with benzene gives:

Question 1 of 100

Question 2 of 100

2. The mass of one mole of iodine:

Question 2 of 100

Question 3 of 100

3. DDT is a:

Question 3 of 100

Question 4 of 100

4. Entropy is a measure of ______ system.

Question 4 of 100

Question 5 of 100

5. Pb has inert pair of electrons:

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Question 6 of 100

6. Molarity of pure water is:

Question 6 of 100

Question 7 of 100

7. Inside every fluorescent lamp there is present a:

Question 7 of 100

Question 8 of 100

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

Question 8 of 100

Question 9 of 100

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

Question 9 of 100

Question 10 of 100

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

Question 10 of 100

Question 11 of 100

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

Question 11 of 100

Question 12 of 100

12. Ketones react with sodium nitroprusside alkaline giving precipitate:

Question 12 of 100

Question 13 of 100

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

Question 13 of 100

Question 14 of 100

14. The benzene molecule contains:

Question 14 of 100

Question 15 of 100

15. The molecule has triple bond in it:

Question 15 of 100

Question 16 of 100

16. Higher alcohols are:

Question 16 of 100

Question 17 of 100

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

Question 17 of 100

Question 18 of 100

18. Which has least melting point among the given?

Question 18 of 100

Question 19 of 100

19. Esters are used as:

Question 19 of 100

Question 20 of 100

20. The nature of positive rays depends on:

Question 20 of 100

Question 21 of 100

21. Most stable hydrides is of:

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Question 22 of 100

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

Question 22 of 100

Question 23 of 100

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

Question 23 of 100

Question 24 of 100

24. In exothermic reactions,  ΔH is:

Question 24 of 100

Question 25 of 100

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

Question 25 of 100

Question 26 of 100

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

Question 26 of 100

Question 27 of 100

27. The dipole moment of orthochlorobenzene is:

Question 27 of 100

Question 28 of 100

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

Question 28 of 100

Question 29 of 100

29. Carboxyl compounds have functional group:

Question 29 of 100

Question 30 of 100

30. Which one is more toxic?

Question 30 of 100

Question 31 of 100

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

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Question 32 of 100

32. Grape sugar or blood sugar is called to:

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Question 33 of 100

33. The rate of reaction:

Question 33 of 100

Question 34 of 100

34. Salts of dichromic acids are:

Question 34 of 100

Question 35 of 100

35. Dextose is also called:

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Question 36 of 100

36. Bakelite is a:

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Question 37 of 100

37. X-rays were discovered by:

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Question 38 of 100

38. Vegetable oils are:

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Question 39 of 100

39. Benzyl acetate has flavour of:

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Question 40 of 100

40. The covalent radius of Cl atom is:

Question 40 of 100

Question 41 of 100

41. SN₂ reactions can be best carried out with:

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Question 42 of 100

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

Question 42 of 100

Question 43 of 100

43. Type of isomerism in BrCH=CHBr is:

Question 43 of 100

Question 44 of 100

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

Question 44 of 100

Question 45 of 100

45. X-rays are attracted towards:

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Question 46 of 100

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

Question 46 of 100

Question 47 of 100

47. Biopolymers are:

Question 47 of 100

Question 48 of 100

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

Question 48 of 100

Question 49 of 100

49. 4-d series is in the period:

Question 49 of 100

Question 50 of 100

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

Question 50 of 100

Question 51 of 100

51. Kinetic theory of gas was put forward by:

Question 51 of 100

Question 52 of 100

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

Question 52 of 100

Question 53 of 100

53. Covalent compounds mostly exist in the form of:

Question 53 of 100

Question 54 of 100

54. Formula of cryolite is:

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Question 55 of 100

55. Which is an inert gas?

Question 55 of 100

Question 56 of 100

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

Question 56 of 100

Question 57 of 100

57. All gases can be compressed by:

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Question 58 of 100

58. Metals tends to lose electrons, becoming:

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Question 59 of 100

59. A good reservoirs of energy to body is:

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Question 60 of 100

60. A limiting reactants is one:

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Question 61 of 100

61. Properties of metals are:

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Question 62 of 100

62. Halokanes are:

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Question 63 of 100

63. Oxidation of NO in air produces:

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Question 64 of 100

64. Mineral oil is called:

Question 64 of 100

Question 65 of 100

65. Alpha rays consists of:

Question 65 of 100

Question 66 of 100

66. Arenes are also called:

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Question 67 of 100

67. X-rays have same nature as:

Question 67 of 100

Question 68 of 100

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

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Question 69 of 100

69. Which property of oxygen resembles with sulphur?

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Question 70 of 100

70. Catalyst changes:

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Question 71 of 100

71. Swedish chemist J. Berzelius determined:

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Question 72 of 100

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

Question 72 of 100

Question 73 of 100

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

Question 73 of 100

Question 74 of 100

74. Borax in water is:

Question 74 of 100

Question 75 of 100

75. The SI unit of heat + energy is:

Question 75 of 100

Question 76 of 100

76. An ion having negative charge is called:

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Question 77 of 100

77. Metallic conduction is also called as:

Question 77 of 100

Question 78 of 100

78. The sum of pH and pOH is:

Question 78 of 100

Question 79 of 100

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

Question 79 of 100

Question 80 of 100

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

Question 80 of 100

Question 81 of 100

81. Alcohols are:

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Question 82 of 100

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

Question 82 of 100

Question 83 of 100

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

Question 83 of 100

Question 84 of 100

84. Oxides of metals are:

Question 84 of 100

Question 85 of 100

85. Acetic acid is manufactured by:

Question 85 of 100

Question 86 of 100

86. Catalytic oxidation of benzene gives:

Question 86 of 100

Question 87 of 100

87. Silica contains oxygen by weight:

Question 87 of 100

Question 88 of 100

88. Evaporation of water is a:

Question 88 of 100

Question 89 of 100

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

Question 89 of 100

Question 90 of 100

90. The dipole moment of water is:

Question 90 of 100

Question 91 of 100

91. Major component of natural gas is:

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Question 92 of 100

92. Isomers have same properties:

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Question 93 of 100

93. Buffer capacity is maximum when both components have:

Question 93 of 100

Question 94 of 100

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

Question 94 of 100

Question 95 of 100

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

Question 95 of 100

Question 96 of 100

96. Cell potential depends upon:

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Question 97 of 100

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

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Question 98 of 100

98. Plasma consists of:

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Question 99 of 100

99. Which will cook food more easily:

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Question 100 of 100

Uncategorized

100. Mendeleev was a scientist:

Question 100 of 100


 

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