Question

A white substance x is heated and brown colour fumes are evolved and a yellow substane is obtained. write the name of x. write down the chemical reaction and type of chemical reaction
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Answer 1

Answer:X is lead nitrate,Pb(NO3)2

2Pb(NO3) in heat gives 2PbO+ 4 NO2 + O2

This is a thermal decomposition reaction.

Yellow thing is PbO and brown fume is NO2 gas.

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