Chemistry – General – LS
Chemistry – Set 9
Dear ! This is Chemistry – Set 9 Quiz and it contains 100 questions.
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2. In drinking water supply, which of the following treatments is not involved
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7. Which of the following does the nucleus of an atom consists of?
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10. Permanent hardness of water may be removed by addition of
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13. White phosphorus is generally kept under
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16. Which of the following metals can displace copper from copper sulphate solution ?
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18. The nucleus of an atom consists of
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19. Which of the following appeared to be with a significant potential for accumulation through food chains ?
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20. All isotopes of the same element have ________
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21. Silk fibre chemically is :
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22. The two metal ions that cause hardness to water are:
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23. Metal are good conductors, because
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24. Which among the following is liquid non-metal ?
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28. The fundamental particles present in the nucleus of an atom are
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31. Higher concentration of nitrogen dioxide in atmosphere air causes
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32. Main pollutant present in automobile exhaust is
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33. The rusting of iron is a/an
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34. Which of the following is the maximum number of electrons that can be present in M-shell?
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36. Nylon is made up of :
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38. What are the components responsible for acid rain?
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39. The chemical bahaviour of an atom depends upon
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40. Bleaching powder is used in drinking water as a/an
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41. Nucleus of an atom consists of.
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43. Which among the following is a covalent compound ?
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47. Nylon is a type of
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50. The constituents of automobile exhaust that can cause cancer is/are :
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53. What is the chemical symbol of mercury?
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55. Atoms of same element having different mass numbers are called________
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56. Plastic is a type of
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57. Who developed the model of atomic structure ?
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58. How many electrons are there in a Hydrogen atom?
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60. Which of the following metals is not a pollutant ?
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61. The lustre of the metals is because of
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62. The liquid waste from kitchens and baths, of residences is known as :
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63. What are the major pollutants of cigarette smoke?
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67. Atomic number is the number equal to
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71. ________ is a by product of sewage treatment and can be decomposed to produce biogas
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72. What particles move around the nucleus of an atom and are negatively charged?
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74. Which metal is extracted from sea water?
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75. Oxide of sulphur present in the atmosphere are washed down by rains to cause :
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77. In an oxygen molecule, two atoms are united by
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79. J.J. Thomson’s proposed model of atom is generally called ________ model.
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84. A powerful eye irritant present in smog is
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85. Glycol is used to manufacture which of the following ?
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86. Chemical properties of isotopes
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87. Atoms of different elements have
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90. The first metal used by a man was
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96. The purest form of water is
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99. Which of the following in automobile exhaust can cause cancer?
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100. The third shell of an atom can have a maximum of ______ electrons.
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