Question

A colour less lead salt , when heated produce yellow residue and brown fumes

a) Name the lead salt

B) Name brown fumes

C) Write chemical equations for the reaction

Answer 1

Salt : Lead nitrate Pb(NO3)2
Brown fumes = Nitrogen dioxide

2P b(NO3)2 -->2 PbO + 4 NO2 + O2


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Answer 2

A)Pb(NO3)2

B)nitrogen dioxide gas

C)2Pb(NO3)2 + heat⏩2PbO +4NO2 +O2

hope it helps!!☺