On heating ammonium dichromate and barium azide separately we get

Options

A. `N_(2)` in both cases
B. `N_(2)` with ammonium dichromate and NO with barium azide
C. `N_(2)O` with ammonium dichromate and `N_(2)` with barium azide
D. `N_(2)O` with ammonium dichromate and `NO_(2)` with barium azide

Answer

A

Explanation

On heating ammonium dichromate and barium azide it produces `N_(2)` gas separately.
`(NH_(4))_(2)Cr_(2)O_(7)overset(Delta)toN_(2)+4H_(2)O+Cr_(2)O_(3)`
`Ba(N_(3))_(2)toBa+3N_(2)`