Q. A form of carbon used in Gas masks:

A
Activated charcoal
B
Wood charcoal
C
Sugar charcoal
D
Lampblack
Solution:

Activated charcoal is a very good adsorbent. It can easily adsorb large volumes of gases easily. Hence it is used in gas masks to adsorb harmfull gases. It cannot adsorb oxygen which makes it perfect for gas masks.

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