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. Isomers have same properties:

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2. Biopolymers are:

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3. Alcohols are:

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

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5. Arenes are also called:

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6. The covalent radius of Cl atom is:

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7. The benzene molecule contains:

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8. Reaction of HNO₃with benzene gives:

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9. 4-d series is in the period:

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

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

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12. Ketones react with sodium nitroprusside alkaline giving precipitate:

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

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14. Most stable hydrides is of:

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15. A limiting reactants is one:

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16. 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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17. X-rays were discovered by:

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18. The rate of reaction:

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19. Carboxyl compounds have functional group:

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20. Catalytic oxidation of benzene gives:

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21. An ion having negative charge is called:

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

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23. Esters are used as:

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24. All gases can be compressed by:

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

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26. Vegetable oils are:

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27. Kinetic theory of gas was put forward by:

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

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29. Which one is more toxic?

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

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31. Covalent compounds mostly exist in the form of:

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32. Properties of metals are:

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33. Evaporation of water is a:

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34. Inside every fluorescent lamp there is present a:

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35. X-rays are attracted towards:

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36. The dipole moment of orthochlorobenzene is:

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37. The mass of one mole of iodine:

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

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39. Dextose is also called:

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40. Higher alcohols are:

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41. DDT is a:

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42. Which property of oxygen resembles with sulphur?

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43. 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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44. Benzyl acetate has flavour of:

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45. The molecule has triple bond in it:

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46. Oxides of metals are:

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47. Catalyst changes:

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

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49. Acetic acid is manufactured by:

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50. Cell potential depends upon:

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

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52. Halokanes are:

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53. Alpha rays consists of:

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

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55. Which is an inert gas?

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

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57. Major component of natural gas is:

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

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59. Plasma consists of:

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60. Mineral oil is called:

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61. Entropy is a measure of ______ system.

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

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63. Molarity of pure water is:

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

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65. Type of isomerism in BrCH=CHBr is:

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66. The nature of positive rays depends on:

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67. Oxidation of NO in air produces:

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

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69. The sum of pH and pOH is:

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

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71. In exothermic reactions,  ΔH is:

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

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73. Which will cook food more easily:

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74. The SI unit of heat + energy is:

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

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76. X-rays have same nature as:

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77. Bakelite is a:

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78. Grape sugar or blood sugar is called to:

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79. Silica contains oxygen by weight:

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80. Swedish chemist J. Berzelius determined:

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81. SN₂ reactions can be best carried out with:

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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 has least melting point among the given?

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84. Borax in water is:

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

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

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

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88. Metals tends to lose electrons, becoming:

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89. Metallic conduction is also called as:

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90. Buffer capacity is maximum when both components have:

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91. Pb has inert pair of electrons:

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92. The dipole moment of water is:

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93. Formula of cryolite is:

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

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

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

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

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98. A good reservoirs of energy to body is:

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99. Salts of dichromic acids are:

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Uncategorized

100. Mendeleev was a scientist:

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