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

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. X-rays have same nature as:

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

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3. Entropy is a measure of ______ system.

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4. Mineral oil is called:

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5. The dipole moment of orthochlorobenzene is:

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

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7. Properties of metals are:

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

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9. The nature of positive rays depends on:

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10. X-rays are attracted towards:

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11. Reaction of HNO₃with benzene gives:

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12. Biopolymers are:

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13. All gases can be compressed by:

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Question 14 of 100

14. Inside every fluorescent lamp there is present a:

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

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

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17. Evaporation of water is a:

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18. Dextose is also called:

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

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20. Metals tends to lose electrons, becoming:

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21. Which will cook food more easily:

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22. In exothermic reactions,  ΔH is:

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23. Carboxyl compounds have functional group:

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

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25. 4-d series is in the period:

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

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27. Benzyl acetate has flavour of:

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28. Major component of natural gas is:

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29. SN₂ reactions can be best carried out with:

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30. The dipole moment of water is:

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

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Question 32 of 100

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

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

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34. Which one is more toxic?

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

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Question 36 of 100

36. 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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37. Catalyst changes:

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38. The sum of pH and pOH is:

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39. Higher alcohols are:

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40. X-rays were discovered by:

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41. Grape sugar or blood sugar is called to:

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42. Kinetic theory of gas was put forward by:

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43. Vegetable oils are:

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44. 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 45 of 100

45. Bakelite is a:

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46. Catalytic oxidation of benzene gives:

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47. 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 48 of 100

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

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Question 49 of 100

49. The SI unit of heat + energy is:

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Question 50 of 100

50. Acetic acid is manufactured by:

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51. The covalent radius of Cl atom is:

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52. Which is an inert gas?

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53. Which property of oxygen resembles with sulphur?

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54. Borax in water is:

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55. An ion having negative charge is called:

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56. DDT is a:

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57. Metallic conduction is also called as:

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58. Salts of dichromic acids are:

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

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60. Pb has inert pair of electrons:

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61. Alpha rays consists of:

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

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63. Arenes are also called:

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64. Oxidation of NO in air produces:

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

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66. The rate of reaction:

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67. Formula of cryolite is:

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68. The benzene molecule contains:

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69. A limiting reactants is one:

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70. Ketones react with sodium nitroprusside alkaline giving precipitate:

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

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

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73. Buffer capacity is maximum when both components have:

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74. Esters are used as:

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75. Type of isomerism in BrCH=CHBr is:

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76. A good reservoirs of energy to body is:

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77. The molecule has triple bond in it:

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

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79. Isomers have same properties:

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80. Oxides of metals are:

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

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82. Silica contains oxygen by weight:

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83. Plasma consists of:

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84. Swedish chemist J. Berzelius determined:

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85. Most stable hydrides is of:

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86. Which has least melting point among the given?

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87. Alcohols are:

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88. The mass of one mole of iodine:

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

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90. Cell potential depends upon:

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

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

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

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

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

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96. Covalent compounds mostly exist in the form of:

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97. Halokanes are:

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98. Molarity of pure water is:

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

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Uncategorized

100. Mendeleev was a scientist:

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