Metals and Non-metals MCQ Questions and Answers Quiz

61. Metal which does not react even with steam

  1. Potassium
  2. Iron
  3. Magnesium
  4. Silver

62. Which of the following is not a heavy metal?

  1. Cu
  2. Hg
  3. Pb
  4. K

63. Gold is mixed with copper to

  1. Make gold soft
  2. Make gold hard
  3. Make gold more yellowish
  4. Give gold luster

64. Metal surface reacts with oxygen and the moisture present in air and get coated with

  1. Oxide
  2. Carbonate
  3. Hydroxide
  4. Any of these

65. Eating away of metals by water, oxygen and other chemicals is called

  1. Carbonization
  2. Amalgamation
  3. Oxidation
  4. Corrosion

66. Total world production of iron destroyed by rusting is about

  1. 10%
  2. 50%
  3. 15%
  4. 40%

67. Corrosion of metals can be prevented when contact between metal and _____is cut off.

  1. Nitrogen
  2. Hydrogen
  3. Oxygen
  4. Carbon

68. Iron is galvanized when it is dipped in

  1. Molten zinc
  2. Molten copper
  3. Molten carbon
  4. Molten gold

69. The process of giving a coating of _____ to copper or brass is called tinning.

  1. Zinc
  2. Copper
  3. Tin
  4. Iron

70. Which of the following pairs will give displacement reactions?

  1. NaCl solution and copper metal
  2. MgCl2 solution and aluminium metal
  3. FeSO4 solution and silver metal
  4. AgNO3 solution and copper metal
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MCQ Multiple Choice Questions and Answers on Metals and Non-metals

Metals and Non-metals Trivia Questions and Answers PDF

Metals and Non-metals Question and Answer

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