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Chemistry – General – LS

Chemistry – Set 5

Dear ! This is Chemistry – Set 5  Quiz and it contains 100 questions.

Happy Learning!

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1. Detergents are

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2. Which among the following is not a characteristic of transition metals?

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3. The most commonly used chemicals in the artificial rainmaking or cloud seeding are

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4. The common refrigerant in domestic refrigerator is

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5. The natural source of hydrocarbon is

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6. The gas used for artificial fruit ripening of green fruit is –

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7. Commercial nitric acid is coloured because it contains dissolved :

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8. Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has

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9. Which of the following is used to remove rust stains on cloth?

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10. Gypsum is used for improvement of:

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11. Which of the following has no unit?

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12. The elements with atomic numbers 9, 17, 35, 53, 85 are all

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13. Silver halides are used in photographic plates because they are

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14. The most suitable vessel for storing concentrated sulphuric acid is

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15. The metal compound commonly found in Sindhoor or Kumkum is based on

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16. Aquaregia is a mixture of the following in the ratio 1 : 3 by volume

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17. Electric fuse is an alloy of

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18. Detergents used for cleaning clothes and utensils contain

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19. Malathion is a/an

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20. Ethylene is a ________ molecule.

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21. The element with highest ionization potential is

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22. Two elements which can form a large number of compounds are

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23. Which one element has the highest electronegativity value

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24. The minimum energy required for an effective collision is

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25. The chemical that is used to ripen mangoes is

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26. Commonly used antiseptic ‘Dettol’ is a mixture of

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27. Organic compounds are

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28. Commercial Vaseline is derived from

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29. Alum is used as

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30. The chemical name of ‘laughing gas’ is

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31. Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as

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32. The chemical name of rat poison is

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33. Saccharin is made up of

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34. Aspirin is common name of

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35. Vinegar is an aqueous solution of

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36. Who developed Hydrogen Bomb?

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37. Which of the following chemicals is used in photography ?

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38. Alcoholic (– OH) group can be identified by :

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39. DDT and BHC may act as

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40. The gas used in the artificial ripening of fruits is

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41. Laughing gas is

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42. The pair of compounds used as anaesthetic in medicines :

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43. Which of the following is used to remove ink and rust stains on cloth?

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44. In a period from Li to F, ionisation potential

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45. The most electronegative element among the following is

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46. Iodex, a pain relief balm, has the smell of ________ .

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47. The chemical used in embalming biological materials is

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48. Which is not an anasthetic agent in surgical operations?

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49. Synthetic detergents are prepared from

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50. Which of the following is used as anesthetic ?

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51. Gunpowder consists of a mixture of

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52. Stains of rust on clothes can be removed by :

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53. Soap helps in better cleaning of clothes because

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54. This group of alumino-silicate minerals is widely used in making electrical insulators

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55. Synthetic detergents are made from

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56. Who first published the periodic table?

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57. A detergent is a

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58. By which organic compound all the oils are known ?

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59. KMnO4 can be used as a/an

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60. Which of the following elements is found in all organic compounds?

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61. Which of the following laser types is used in a laser printer?

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62. Which of the following is used for refrigeration?

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63. In the periodic table of elements, on moving from left to right across a period, the atomic radius

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64. The next higher homologue of C6H14 is

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65. The most reactive among the halogens is

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66. The gas produced in marshy places due to decomposition of vegetation is

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67. Which one of the following chemicals helps in fruit ripening?

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68. Chloroform can be used as

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69. The gas which emits from rice field is

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70. One of the constituents of tear gas is

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71. Choose the incorrect statement pertaining to organic compounds

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72. Which one is the simplest aromatic hydrocarbon?

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73. The element used for making solar cells is

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74. Aspirin is

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75. Antacid tablets consist of

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76. Which one is the most reactive halogen?

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77. KMnO4 can be used as

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78. Ethanol containing 5% water is known as :

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79. Which one of the following nonmetals shows allotropy in the liquid state?

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80. Wax used for making candle is chemically a mixture of

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81. Which of the following is not a nitrogenous fertilizer ?

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82. Which one is the simplest form of alkane?

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83. The compound to which H2 does not add is

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84. By-product obtained by soap industry is

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85. The chemical used for cloud seeding for artificial rains is

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86. The element used in the manufacture of safety matches is

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87. Aspirin is chemically known as

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88. Total number of halogen elements found in the periodic table is

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89. Substance used as an anti freeze in radiators of automobiles is :

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90. When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to

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91. When a bond is formed between two atoms, the energy of the system will

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92. Adding Cl2 to benzene in the presence of AlCl3 is an example of :

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93. What is a mixture of potassium nitrate, powdered charcoal and sulphur called?

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94. Which of the following is not a natural source of hydrocarbon?

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95. Benzene cannot undergo :

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96. For a spontaneous chemical process, the free energy change is

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97. One of the following is used to dissolve noble metals. That is

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98. Which one element has the lowest electronegativity value

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99. The element with highest first ionisation energy is

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100. Sulphuric acid is

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