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Which of the following is the green colo...

Which of the following is the green coloured powder produced when ammonium dichromate is used in fire works

A

`Cr `

B

`CrO_3`

C

`Cr_2O_3`

D

`CrO(O_2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`(NH_4)_2Cr_2O_7 overset(Delta)to N_2 + Cr_2O_3 + 4H_2O`
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