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

Photo of Maan Ali Maan AliLast Updated: January 29, 2021

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. Plasma consists of:

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

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3. Oxidation of NO in air produces:

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

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5. Alpha rays consists of:

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6. Which is an inert gas?

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7. Alcohols are:

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8. Dextose is also called:

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Question 9 of 100

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

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

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11. Buffer capacity is maximum when both components have:

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

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13. Silica contains oxygen by weight:

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14. X-rays were discovered by:

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15. Molarity of pure water is:

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16. Higher alcohols are:

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

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18. Which will cook food more easily:

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19. Properties of metals are:

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20. Cell potential depends upon:

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21. Carboxyl compounds have functional group:

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22. Inside every fluorescent lamp there is present a:

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23. Biopolymers are:

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24. 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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25. 4-d series is in the period:

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26. Which has least melting point among the given?

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27. The mass of one mole of iodine:

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28. In exothermic reactions,  ΔH is:

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

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30. Type of isomerism in BrCH=CHBr is:

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31. X-rays have same nature as:

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32. Which one is more toxic?

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33. The SI unit of heat + energy is:

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34. The dipole moment of water is:

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35. Metallic conduction is also called as:

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36. A good reservoirs of energy to body is:

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37. Halokanes are:

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38. Esters are used as:

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39. Major component of natural gas is:

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40. Evaporation of water is a:

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41. Reaction of HNO₃with benzene gives:

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42. DDT is a:

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43. Borax in water is:

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44. Vegetable oils are:

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45. The benzene molecule contains:

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46. Formula of cryolite is:

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47. Oxides of metals are:

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Question 48 of 100

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

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49. The sum of pH and pOH is:

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50. Acetic acid is manufactured by:

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

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52. The rate of reaction:

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53. Metals tends to lose electrons, becoming:

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54. 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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55. Grape sugar or blood sugar is called to:

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56. Mineral oil is called:

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

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58. Isomers have same properties:

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59. Which property of oxygen resembles with sulphur?

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

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61. Benzyl acetate has flavour of:

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

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

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

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65. The nature of positive rays depends on:

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66. Salts of dichromic acids are:

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Question 67 of 100

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

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68. Ketones react with sodium nitroprusside alkaline giving precipitate:

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69. X-rays are attracted towards:

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

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

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

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

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74. The molecule has triple bond in it:

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

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

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77. Kinetic theory of gas was put forward by:

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78. Arenes are also called:

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79. Swedish chemist J. Berzelius determined:

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80. Most stable hydrides is of:

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

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

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

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

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85. Bakelite is a:

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86. Catalytic oxidation of benzene gives:

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

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88. An ion having negative charge is called:

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89. All gases can be compressed by:

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90. Entropy is a measure of ______ system.

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

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92. A limiting reactants is one:

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

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94. Covalent compounds mostly exist in the form of:

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95. The dipole moment of orthochlorobenzene is:

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96. The covalent radius of Cl atom is:

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97. Pb has inert pair of electrons:

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98. SN₂ reactions can be best carried out with:

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99. Catalyst changes:

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Uncategorized

100. Mendeleev was a scientist:

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Photo of Maan Ali Maan AliLast Updated: January 29, 2021
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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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