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Question

Activated charcoal is used in gas masks for military and industrial purposes because:
  1. it adsorbs harmful gases
  2. it acts as a reducing agent
  3. it is active
  4. it burns without smoke

A
it acts as a reducing agent
B
it burns without smoke
C
it is active
D
it adsorbs harmful gases
Solution
Verified by Toppr

Activated charcoal is good adsorbent. It absorbs harmful gases. So it is used in gas masks for the military and industrial purpose to adsorb harmful gases. Mainly gas like SO2 and poisonous gases are adsorbed.

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