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

Maan AliLast Updated: January 29, 2021

Start your preparation for 100 Important Chemistry Questions Quiz Online Basic Info Mcq’s Practice Test with Answers. This online test contains important MCQs from past papers. Attempting this test will help you prepare for Annual Exams and Entry Tests. Read the questions carefully and select the correct option below to see your result.

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

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2. An ion having negative charge is called:

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

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4. Alcohols are:

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5. The rate of reaction:

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

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7. Molarity of pure water is:

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8. The SI unit of heat + energy is:

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9. All gases can be compressed by:

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

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

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12. Buffer capacity is maximum when both components have:

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

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

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15. The dipole moment of water is:

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16. Catalytic oxidation of benzene gives:

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17. The nature of positive rays depends on:

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18. Higher alcohols are:

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19. Inside every fluorescent lamp there is present a:

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20. A limiting reactants is one:

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21. Cell potential depends upon:

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22. Mineral oil is called:

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23. Isomers have same properties:

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24. Dextose is also called:

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25. DDT is a:

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26. Formula of cryolite is:

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27. The covalent radius of Cl atom is:

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

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

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30. Most stable hydrides is of:

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31. Carboxyl compounds have functional group:

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

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33. Arenes are also called:

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34. The benzene molecule contains:

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35. X-rays were discovered by:

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36. Evaporation of water is a:

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

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38. The molecule has triple bond in it:

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39. Salts of dichromic acids are:

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40. Silica contains oxygen by weight:

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41. Borax in water is:

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42. Properties of metals are:

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

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44. The sum of pH and pOH is:

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

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46. In exothermic reactions,  ΔH is:

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

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48. Covalent compounds mostly exist in the form of:

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

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

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51. Plasma consists of:

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52. Oxides of metals are:

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53. Halokanes are:

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

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55. Vegetable oils are:

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56. Which will cook food more easily:

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57. 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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58. Type of isomerism in BrCH=CHBr is:

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59. Swedish chemist J. Berzelius determined:

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60. Metallic conduction is also called as:

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61. Reaction of HNO₃with benzene gives:

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62. The mass of one mole of iodine:

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

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

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65. Metals tends to lose electrons, becoming:

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66. Which property of oxygen resembles with sulphur?

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67. The dipole moment of orthochlorobenzene is:

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68. Alpha rays consists of:

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69. Ketones react with sodium nitroprusside alkaline giving precipitate:

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

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

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72. Bakelite is a:

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73. Catalyst changes:

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74. Biopolymers are:

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75. Which has least melting point among the given?

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76. SN₂ reactions can be best carried out with:

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

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78. A good reservoirs of energy to body is:

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79. 4-d series is in the period:

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

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81. Which is an inert gas?

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

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

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85. X-rays are attracted towards:

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86. Benzyl acetate has flavour of:

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

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88. Grape sugar or blood sugar is called to:

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89. Major component of natural gas is:

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

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91. Acetic acid is manufactured by:

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92. Esters are used as:

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93. Kinetic theory of gas was put forward by:

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

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95. Oxidation of NO in air produces:

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96. Entropy is a measure of ______ system.

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97. Pb has inert pair of electrons:

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98. Which one is more toxic?

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99. X-rays have same nature as:

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Uncategorized

100. Mendeleev was a scientist:

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How to Score High in 100 Important Chemistry Questions Quiz Online Basic Info Mcq’s Practice Test with Answers?

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Key Preparation Tips:

  • Concepts First: Ensure you understand the underlying theories before attempting the MCQs.
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Maan AliLast Updated: January 29, 2021

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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