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

 

Question 1 of 100

Mega Quiz

1. Which has least melting point among the given?

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2. The rate of reaction:

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3. SN₂ reactions can be best carried out with:

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4. Alpha rays consists of:

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5. Arenes are also called:

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

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7. Borax in water is:

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8. The dipole moment of water is:

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9. Benzyl acetate has flavour of:

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Question 10 of 100

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

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11. Swedish chemist J. Berzelius determined:

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

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

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Question 14 of 100

14. Reaction of HNO₃with benzene gives:

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15. Which property of oxygen resembles with sulphur?

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16. A good reservoirs of energy to body is:

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17. Salts of dichromic acids are:

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

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Question 19 of 100

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

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20. Buffer capacity is maximum when both components have:

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21. Molarity of pure water is:

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

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23. X-rays are attracted towards:

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24. X-rays were discovered by:

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25. Isomers have same properties:

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26. Which is an inert gas?

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27. X-rays have same nature as:

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28. Oxidation of NO in air produces:

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Question 29 of 100

29. Higher alcohols are:

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30. The nature of positive rays depends on:

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31. Vegetable oils are:

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32. Silica contains oxygen by weight:

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33. The benzene molecule contains:

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

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Question 35 of 100

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

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36. The mass of one mole of iodine:

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37. Most stable hydrides is of:

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

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

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40. Dextose is also called:

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41. Plasma consists of:

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42. A limiting reactants is one:

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43. Catalytic oxidation of benzene gives:

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44. All gases can be compressed by:

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45. Type of isomerism in BrCH=CHBr is:

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46. Metals tends to lose electrons, becoming:

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47. Esters are used as:

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Question 48 of 100

48. The covalent radius of Cl atom is:

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Question 49 of 100

49. 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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Question 50 of 100

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

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51. Formula of cryolite is:

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

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53. Major component of natural gas is:

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54. The SI unit of heat + energy is:

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Question 55 of 100

55. Evaporation of water is a:

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

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57. DDT is a:

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

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59. 4-d series is in the period:

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Question 60 of 100

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

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61. In exothermic reactions,  ΔH is:

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

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63. Carboxyl compounds have functional group:

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Question 64 of 100

64. Bakelite is a:

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Question 65 of 100

65. 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 66 of 100

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

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

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Question 68 of 100

68. Grape sugar or blood sugar is called to:

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

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70. Mineral oil is called:

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

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72. Catalyst changes:

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73. Halokanes are:

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74. The molecule has triple bond in it:

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75. Kinetic theory of gas was put forward by:

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Question 76 of 100

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

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77. Ketones react with sodium nitroprusside alkaline giving precipitate:

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

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79. Acetic acid is manufactured by:

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

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81. Which one is more toxic?

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

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83. Inside every fluorescent lamp there is present a:

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84. Which will cook food more easily:

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85. Pb has inert pair of electrons:

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86. Biopolymers are:

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87. The dipole moment of orthochlorobenzene is:

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Question 88 of 100

88. An ion having negative charge is called:

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Question 89 of 100

89. Cell potential depends upon:

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

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

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92. Entropy is a measure of ______ system.

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93. Metallic conduction is also called as:

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94. The sum of pH and pOH is:

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

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96. Properties of metals are:

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97. Covalent compounds mostly exist in the form of:

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98. Alcohols are:

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99. Oxides of metals are:

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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?

Mastering scientific subjects requires conceptual clarity.

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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