Question

A white solid , which when heated leaves behind a yellow solid and gives CO2 .
Name the following and give equations

Answer 1

The white solid is Lead Carbonate($PbCO_3)$

The yellow solid after the reaction is lead oxide$(PbO)$

The equation for the reaction is;

$PbCO_3$ $_{(s)}$ $\to PbO_{(s)}+CO_2$