Question

10. Which of the following are good conductors of electricity?
(d) all of these
(a) metals
(c) both (a) and (b)
(b) non-metals
11. Which of the following is a soft metal?
(d) none of these
(a) sodium
(b) iron
(c) aluminium
(d) silver
12. Metals are used for making bells because of their
(a) malleability
(b) sonority
(c) ductility
(d) lustre
13. Which of the following metals is highly unreactive?
(a) zinc
(b) copper
(c) potassium
(d) gold
14. Carbon dioxide reacts with water to form
(a) sulphuric acid
(b) carbonic acid
(c) nitric acid
(d) hydrochloric acid
15. Which of the following is a neutral oxide?
(b) carbon dioxide
(a) sulphur dioxide
(d) sulphur trioxide
(c) nitrous oxide

class 8th chapter metal and non metal​

Answer 1

Answer:

The answer no. 10 is metal

The answer no. 12.is sonority

The answer no 14 is carbonic acid

The answer no 15 is nitrous oxide

The answer no 13 is copper

The answer no. 11 is silver

Explanation:

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