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. Dextose is also called:

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2. Buffer capacity is maximum when both components have:

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

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4. Borax in water is:

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

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6. Plasma consists of:

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7. 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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8. Type of isomerism in BrCH=CHBr is:

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

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

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11. Evaporation of water is a:

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12. Molarity of pure water is:

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13. Entropy is a measure of ______ system.

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14. Cell potential depends upon:

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

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16. Kinetic theory of gas was put forward by:

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17. Reaction of HNO₃with benzene gives:

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

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

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20. Metals tends to lose electrons, becoming:

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

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

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23. Salts of dichromic acids are:

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24. Which will cook food more easily:

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25. All gases can be compressed by:

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26. Grape sugar or blood sugar is called to:

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

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28. The SI unit of heat + energy is:

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29. Vegetable oils are:

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

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31. Which is an inert gas?

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32. DDT is a:

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33. Covalent compounds mostly exist in the form of:

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34. In exothermic reactions,  ΔH is:

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35. Biopolymers are:

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36. Pb has inert pair of electrons:

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37. Oxides of metals are:

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38. Higher alcohols are:

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39. Isomers have same properties:

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40. Halokanes are:

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41. The molecule has triple bond in it:

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

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

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44. X-rays are attracted towards:

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45. The rate of reaction:

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

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

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Question 48 of 100

48. Inside every fluorescent lamp there is present a:

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49. Bakelite is a:

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50. Major component of natural gas is:

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51. The dipole moment of orthochlorobenzene is:

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52. Alpha rays consists of:

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Question 53 of 100

53. Ketones react with sodium nitroprusside alkaline giving precipitate:

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54. Arenes are also called:

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Question 55 of 100

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

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56. The benzene molecule contains:

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

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

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59. Formula of cryolite is:

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

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61. Acetic acid is manufactured by:

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62. Catalyst changes:

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63. An ion having negative charge is called:

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64. A limiting reactants is one:

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65. Mineral oil is called:

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66. Properties of metals are:

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

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68. Benzyl acetate has flavour of:

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69. A good reservoirs of energy to body is:

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70. Swedish chemist J. Berzelius determined:

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71. SN₂ reactions can be best carried out with:

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

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73. Alcohols are:

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74. Carboxyl compounds have functional group:

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75. Oxidation of NO in air produces:

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

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77. 4-d series is in the period:

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78. Catalytic oxidation of benzene gives:

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79. X-rays have same nature as:

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80. The sum of pH and pOH is:

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81. Which one is more toxic?

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

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83. Which property of oxygen resembles with sulphur?

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84. Metallic conduction is also called as:

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85. The dipole moment of water is:

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

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

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88. Which has least melting point among the given?

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89. X-rays were discovered by:

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

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91. Silica contains oxygen by weight:

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

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93. The mass of one mole of iodine:

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94. The covalent radius of Cl atom is:

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95. Esters are used as:

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

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97. Most stable hydrides is of:

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98. 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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99. The nature of positive rays depends on:

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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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