Question

Calcium oxide is not used in:

• A. manufacture of sodium carbonate from caustic soda
• B. manufacture of coils
• C. for dying gas
• D. as adsorbant in manufacture of dynamite

Answer 1

The correct option is D as adsorbant in manufacture of dynamite

Option $\left(D\right)$ is correct.

Calcium oxide is not used in as adsorbent in the manufacture of dynamite. While $CaO$ is used in other given options.

Magnesium oxide ($MgO$) is used as an adsorbent in the manufacture of dynamite.