Question

A white salt x on heating decomposes to give brown fumes and a yellow residue (y) is left behind. Name x and Y. Also write the reaction involved. ​

Answer 1

Answer:

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The white salt is

$\boxed{Pb(NO3)2}$

Y is Nitrate

Reaction

2Pb(NO3)2 → 2PbO + 4NO2 + O2