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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. Esters are used as:

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2. Salts of dichromic acids are:

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3. Formula of cryolite is:

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4. Most stable hydrides is of:

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5. Inside every fluorescent lamp there is present a:

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6. A good reservoirs of energy to body is:

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7. Biopolymers are:

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

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9. Isomers have same properties:

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

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11. Metallic conduction is also called as:

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12. A limiting reactants is one:

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13. Covalent compounds mostly exist in the form of:

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14. Pb has inert pair of electrons:

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15. X-rays have same nature as:

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16. Type of isomerism in BrCH=CHBr is:

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17. Silica contains oxygen by weight:

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18. X-rays are attracted towards:

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19. 4-d series is in the period:

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20. Buffer capacity is maximum when both components have:

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

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22. Molarity of pure water is:

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23. Plasma consists of:

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24. Properties of metals are:

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25. Entropy is a measure of ______ system.

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

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

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

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29. Alcohols are:

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

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

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32. The SI unit of heat + energy is:

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

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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. All gases can be compressed by:

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36. Higher alcohols are:

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37. Arenes are also called:

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

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39. Reaction of HNO₃with benzene gives:

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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. Carboxyl compounds have functional group:

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42. Major component of natural gas is:

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43. X-rays were discovered by:

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

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

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

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47. Dextose is also called:

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48. Halokanes are:

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Question 49 of 100

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

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50. Which is an inert gas?

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Question 51 of 100

51. In exothermic reactions,  ΔH is:

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52. The benzene molecule contains:

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53. Benzyl acetate has flavour of:

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54. The molecule has triple bond in it:

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55. The dipole moment of orthochlorobenzene is:

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

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

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

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Question 59 of 100

59. Which has least melting point among the given?

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

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61. Alpha rays consists of:

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

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63. Which property of oxygen resembles with sulphur?

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64. 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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65. In an electrolytic cell, the electrons flow from:

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66. Evaporation of water is a:

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

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68. Swedish chemist J. Berzelius determined:

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69. Which one is more toxic?

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70. The sum of pH and pOH is:

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71. The covalent radius of Cl atom is:

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72. Ketones react with sodium nitroprusside alkaline giving precipitate:

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73. DDT is a:

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74. The dipole moment of water is:

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75. Borax in water is:

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76. Mineral oil is called:

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77. Metals tends to lose electrons, becoming:

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78. SN₂ reactions can be best carried out with:

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79. The mass of one mole of iodine:

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80. Catalytic oxidation of benzene gives:

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

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82. Kinetic theory of gas was put forward by:

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

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84. The rate of reaction:

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85. Grape sugar or blood sugar is called to:

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86. Acetic acid is manufactured by:

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87. The nature of positive rays depends on:

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88. An ion having negative charge is called:

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89. Bakelite is a:

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

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

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92. 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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93. Oxides of metals are:

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

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95. Which will cook food more easily:

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96. Vegetable oils are:

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97. Catalyst changes:

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98. Oxidation of NO in air produces:

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99. Cell potential depends upon:

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Uncategorized

100. Mendeleev was a scientist:

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One comment

  1. I got 87%.

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