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For the isolation of inert gases from ai...

For the isolation of inert gases from air, the nitrogen and oxygen present are removed by nitrogen and oxygen present are removed by passing air over heated

A

Calcium carbide

B

Copper metal

C

Activated charcoal

D

Finely divided mixture of Pt and Pd.

Text Solution

Verified by Experts

The correct Answer is:
A
Oxygen and nitrogen present in air can be removed strongly heating calcium carbide.
`CaC_(2) + N_(2) overset(Delta) rarr CaCN_(2) + C`
`2C + O_(2) overset(Delta) rarr 2CO`
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