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Ammonium dichromate is used in some fire...

Ammonium dichromate is used in some fireworks. The green-coloured powder blown in the air is

A

`Cr`

B

`CrO_(3)`

C

`Cr_(2)O_(3)`

D

`CrO (O_(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
`(NH_(4))_(2) Cr_(2) O_(7) overset(Delta)rarr 2K_(2) CrO_(4) + Cr_(2) O_(3) + (3)/(2) O_(2)`
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