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Extra pure N2 can be obtained by heating...

Extra pure `N_2` can be obtained by heating

A

`NH_(3)` with CuO

B

`NH_(4)NO_(3)`

C

`(NH_(4))_(2)Cr_(2)O_(7)`

D

`Ba(N_(3))_(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
`P_(4)+3O_(2)overset(N_(2))toP_(4)O_(5)`. (exclusively)
`(N_(2))` is used to retard the further oxidation)
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