Question

a white salt x on heating decomposes to give brown fumes and yellow reduce why is left behind name x and y also write reaction involved and type of reaction

Answer 1

Answer:

the chemical name of salt is lead(II) nitrate.

• thebrown fumes are nitrogen dioxide.
• the yellow residue is lead(II) oxide.

• 2Pb(NO3)2 → 2PbO + 4NO2 + O2

• The type of reaction is exothermic decomposition reaction.