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

Maan AliLast Updated: January 29, 2021

Start your preparation for 100 Important Chemistry Questions Quiz Online Basic Info Mcq’s Practice Test with Answers. This online test contains important MCQs from past papers. Attempting this test will help you prepare for Annual Exams and Entry Tests. Read the questions carefully and select the correct option below to see your result.

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

 

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Mega Quiz

1. Oxidation of NO in air produces:

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2. Metallic conduction is also called as:

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

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4. The covalent radius of Cl atom is:

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5. Salts of dichromic acids are:

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

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7. Type of isomerism in BrCH=CHBr is:

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8. Pb has inert pair of electrons:

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Question 9 of 100

9. Alcohols are:

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Question 10 of 100

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

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Question 11 of 100

11. The SI unit of heat + energy is:

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Question 12 of 100

12. Vegetable oils are:

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

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14. Bakelite is a:

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

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Question 16 of 100

16. Reaction of HNO₃with benzene gives:

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

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18. Silica contains oxygen by weight:

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

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

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21. Inside every fluorescent lamp there is present a:

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

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23. Major component of natural gas is:

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

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25. Catalytic oxidation of benzene gives:

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Question 26 of 100

26. Borax in water is:

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27. Which will cook food more easily:

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28. Dextose is also called:

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Question 29 of 100

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

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30. The sum of pH and pOH is:

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Question 31 of 100

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

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32. Swedish chemist J. Berzelius determined:

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

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

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35. Ketones react with sodium nitroprusside alkaline giving precipitate:

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36. In exothermic reactions,  ΔH is:

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Question 37 of 100

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

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38. Which is an inert gas?

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39. Buffer capacity is maximum when both components have:

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

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41. Acetic acid is manufactured by:

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42. Catalyst changes:

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43. DDT is a:

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44. Entropy is a measure of ______ system.

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Question 45 of 100

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

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46. A good reservoirs of energy to body is:

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47. X-rays have same nature as:

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Question 48 of 100

48. The benzene molecule contains:

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Question 49 of 100

49. Formula of cryolite is:

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Question 50 of 100

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

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Question 51 of 100

51. Which has least melting point among the given?

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52. A limiting reactants is one:

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53. Benzyl acetate has flavour of:

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54. Arenes are also called:

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Question 55 of 100

55. Cell potential depends upon:

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Question 56 of 100

56. The dipole moment of water is:

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

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Question 58 of 100

58. Alpha rays consists of:

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59. Carboxyl compounds have functional group:

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

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61. Plasma consists of:

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62. Esters are used as:

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Question 63 of 100

63. Mineral oil is called:

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Question 64 of 100

64. The mass of one mole of iodine:

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Question 65 of 100

65. Most stable hydrides is of:

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Question 66 of 100

66. Kinetic theory of gas was put forward by:

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

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68. Oxides of metals are:

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69. Metals tends to lose electrons, becoming:

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70. Properties of metals are:

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71. Grape sugar or blood sugar is called to:

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72. Isomers have same properties:

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Question 73 of 100

73. Molarity of pure water is:

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Question 74 of 100

74. Higher alcohols are:

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Question 75 of 100

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

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Question 76 of 100

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

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77. X-rays were discovered by:

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Question 78 of 100

78. The rate of reaction:

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

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80. The nature of positive rays depends on:

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81. Which property of oxygen resembles with sulphur?

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

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

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84. The dipole moment of orthochlorobenzene is:

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

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86. X-rays are attracted towards:

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

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88. An ion having negative charge is called:

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Question 89 of 100

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

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90. Halokanes are:

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91. 4-d series is in the period:

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92. All gases can be compressed by:

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93. Which one is more toxic?

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94. Covalent compounds mostly exist in the form of:

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95. SN₂ reactions can be best carried out with:

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96. The molecule has triple bond in it:

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

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98. Biopolymers are:

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99. Evaporation of water is a:

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Uncategorized

100. Mendeleev was a scientist:

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How to Score High in 100 Important Chemistry Questions Quiz Online Basic Info Mcq’s Practice Test with Answers?

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Key Preparation Tips:

  • Concepts First: Ensure you understand the underlying theories before attempting the MCQs.
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Maan AliLast Updated: January 29, 2021

Maan Ali

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