Write the formula of the brown gas evolved when lead nitrate is heated.
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Explanation:
Remember whenever you were asked brown gas it is always Nitrogen dioxide (NO2) ..... Hope it helps
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The brown gas is Nitrogen dioxide.
When the lead nitrate is heated in air or oxygen ,then the brown gas of nitrogen is formed.
The reactions can be represented as:-
Pb(NO3)²+ O2-----> NO2
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