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......... is the compound which can remo...

......... is the compound which can remove both nitrogen and oxygen of the air when it is passed over it at `1000^@C`:

A

`CaC_2 & C `

B

`CaCl_2`

C

`CaCN_2`

D

`Ca(CN)_2`

Text Solution

Verified by Experts

The correct Answer is:
A
`CaC_2 + N_2 overset(Delta)to CaCN_2 + C_("(graphite)"), C + O_2 to CO_2`
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