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ZnO shows yellow colour on heating due t...

ZnO shows yellow colour on heating due to

A

unstable structure of `HNO_(3)` which immediately changes to `NO_(2)^(-)`

B

photochemical decomposition in presence of sunlight

C

interaction of atmospheric gases with `HNO_(3)`

D

conversion of `HNO_(3)` to `NO_(2)^(+)`

Text Solution

Verified by Experts

The correct Answer is:
B
`4HNO_(3) overset("sunlight")rarr 4NO_(2)+2H_(2)O +O_(2)`
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