list any two observations when lead nitrate crystal is heated strongly in a dry test tube explain
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Given that lead nitrate, having chemical formula Pb(NO3)2 is heated in a test tube. The two observations of this chemical reaction are: (i) When lead nitrate is heated, it decomposes into lead oxide (PbO), nitrogen dioxide (NO2), and oxygen gas (O2). The type of this reaction is thermal decomposition reaction.
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