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. Kinetic theory of gas was put forward by:

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2. Isomers have same properties:

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3. X-rays were discovered by:

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

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5. Covalent compounds mostly exist in the form of:

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6. Molarity of pure water is:

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

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8. A good reservoirs of energy to body is:

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

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

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11. The nature of positive rays depends on:

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

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13. Most stable hydrides is of:

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

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15. Major component of natural gas is:

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16. 4-d series is in the period:

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17. Bakelite is a:

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18. The benzene molecule contains:

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19. Type of isomerism in BrCH=CHBr is:

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20. Alpha rays consists of:

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21. Entropy is a measure of ______ system.

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22. Catalyst changes:

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23. Metallic conduction is also called as:

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

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

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26. The molecule has triple bond in it:

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27. Plasma consists of:

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

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

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30. Formula of cryolite is:

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31. The dipole moment of water is:

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32. A limiting reactants is one:

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

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

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

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36. Silica contains oxygen by weight:

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37. Metals tends to lose electrons, becoming:

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38. Catalytic oxidation of benzene gives:

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39. Which one is more toxic?

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

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41. Which property of oxygen resembles with sulphur?

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42. Esters are used as:

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

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44. Swedish chemist J. Berzelius determined:

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45. The rate of reaction:

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46. DDT is a:

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

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48. Oxidation of NO in air produces:

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49. Reaction of HNO₃with benzene gives:

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50. The dipole moment of orthochlorobenzene is:

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51. Higher alcohols are:

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52. Which will cook food more easily:

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53. An ion having negative charge is called:

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54. Alcohols are:

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

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56. Salts of dichromic acids are:

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

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58. Which is an inert gas?

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59. Cell potential depends upon:

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60. SN₂ reactions can be best carried out with:

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61. Evaporation of water is a:

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62. 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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63. Newland said, every eight element repeats properties of element:

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64. The SI unit of heat + energy is:

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

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66. X-rays are attracted towards:

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67. Pb has inert pair of electrons:

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

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

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70. Mineral oil is called:

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71. In exothermic reactions,  ΔH is:

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

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73. Oxides of metals are:

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74. Vegetable oils are:

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

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

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77. Ketones react with sodium nitroprusside alkaline giving precipitate:

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78. 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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79. Biopolymers are:

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80. Buffer capacity is maximum when both components have:

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81. Which has least melting point among the given?

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82. The sum of pH and pOH is:

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83. Properties of metals are:

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84. The mass of one mole of iodine:

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85. The covalent radius of Cl atom is:

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86. Arenes are also called:

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87. Dextose is also called:

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88. All gases can be compressed by:

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89. X-rays have same nature as:

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90. Halokanes are:

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91. Acetic acid is manufactured by:

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

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

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94. Inside every fluorescent lamp there is present a:

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95. Borax in water is:

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96. Grape sugar or blood sugar is called to:

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97. Carboxyl compounds have functional group:

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

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99. Benzyl acetate has flavour of:

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Uncategorized

100. Mendeleev was a scientist:

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