Question

(b) State the metal or non-metal used in:
y
() vulcanization of rubber
(ii) storage batteries
(ii) purification of water​

Answer 1

Answer:

1. Sulphur

2. lead

3. chlorine........

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Answer 2

Answer:

(i) Sulphur

(ii) Lithium

(iii) Chlorine

Explanation:

(i) Natural rubber from the tree will be heated with sulphur to give vulcanized rubber which is more elastic than natural rubber.

(ii) Lithium is used in Lithium-ion storage batteries.

(iii) Chlorine is used to purify the water by killing the microbes present in the impure water.

Hope this helps you.

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