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. Formula of cryolite is:

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2. Benzyl acetate has flavour of:

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3. Biopolymers are:

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4. Reaction of HNO₃with benzene gives:

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5. The sum of pH and pOH is:

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6. Plasma consists of:

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

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8. Dextose is also called:

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Question 9 of 100

9. The dipole moment of orthochlorobenzene is:

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

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11. 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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12. Borax in water is:

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13. Properties of metals are:

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14. The dipole moment of water is:

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15. Isomers have same properties:

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

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17. Higher alcohols are:

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18. A limiting reactants is one:

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Question 19 of 100

19. Kinetic theory of gas was put forward by:

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20. Carboxyl compounds have functional group:

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21. Swedish chemist J. Berzelius determined:

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22. The nature of positive rays depends on:

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23. Molarity of pure water is:

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24. Evaporation of water is a:

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

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26. SN₂ reactions can be best carried out with:

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

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28. Vegetable oils are:

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Question 29 of 100

29. The benzene molecule contains:

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

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31. Catalyst changes:

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32. Arenes are also called:

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33. Metals tends to lose electrons, becoming:

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

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Question 35 of 100

35. The mass of one mole of iodine:

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36. Grape sugar or blood sugar is called to:

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37. Alcohols are:

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38. Cell potential depends upon:

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39. Metallic conduction is also called as:

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Question 40 of 100

40. The rate of reaction:

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41. Ketones react with sodium nitroprusside alkaline giving precipitate:

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42. 4-d series is in the period:

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43. Type of isomerism in BrCH=CHBr is:

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

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

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46. Mineral oil is called:

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47. The covalent radius of Cl atom is:

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Question 48 of 100

48. The SI unit of heat + energy is:

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Question 49 of 100

49. Oxidation of NO in air produces:

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Question 50 of 100

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

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Question 51 of 100

51. The molecule has triple bond in it:

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52. Buffer capacity is maximum when both components have:

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Question 53 of 100

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

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

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55. Entropy is a measure of ______ system.

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

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

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58. An ion having negative charge is called:

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Question 59 of 100

59. Pb has inert pair of electrons:

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Question 60 of 100

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

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Question 61 of 100

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

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62. Which one is more toxic?

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Question 63 of 100

63. All gases can be compressed by:

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Question 64 of 100

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

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Question 65 of 100

65. In exothermic reactions,  ΔH is:

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Question 66 of 100

66. Which has least melting point among the given?

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67. Bakelite is a:

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Question 68 of 100

68. Which is an inert gas?

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Question 69 of 100

69. X-rays are attracted towards:

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Question 70 of 100

70. Oxides of metals are:

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71. Esters are used as:

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

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Question 73 of 100

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

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Question 74 of 100

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

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Question 75 of 100

75. Which property of oxygen resembles with sulphur?

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Question 76 of 100

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

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77. Inside every fluorescent lamp there is present a:

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78. DDT is a:

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79. A good reservoirs of energy to body is:

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Question 80 of 100

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

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81. Covalent compounds mostly exist in the form of:

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

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

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

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Question 85 of 100

85. Catalytic oxidation of benzene gives:

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

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

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Question 88 of 100

88. Acetic acid is manufactured by:

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Question 89 of 100

89. 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 90 of 100

90. X-rays were discovered by:

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Question 91 of 100

91. X-rays have same nature as:

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92. Halokanes are:

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

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94. Which will cook food more easily:

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Question 95 of 100

95. Alpha rays consists of:

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Question 96 of 100

96. Most stable hydrides is of:

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97. Major component of natural gas is:

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Question 98 of 100

98. Salts of dichromic acids are:

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99. Silica contains oxygen by weight:

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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

Hey there! I'm Maan Ali, your online test prep pal. Join me in the adventure of acing exams with ease. I'll share tricks, practice tests, and all you need to rock your studies. Let's make learning fun and success a sure thing!
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