Question

Different between photochemical reaction and thermal reaction

Answer 1

Photochemical decomposition: The reaction in which A single compound breaks /splits into two or more substances under the presence of sunlight.

Example: 2AgCl --------> 2Ag + Cl₂

Thermal decomposition: The decomposition in which a compound breaks into two or more substances due to heat.

Example: CaCO₃ ------> CaO + CO₂