Question

write one equation each for decomposition reactions where energy is supplied in the form of heat , light and electricity .use very easy examples to understand most IMP ?​

Answer 1

1. calcium carbonate(s)CaCO3 in the presence of heat changes into calcium oxide(s) and carbon dioxide(g).
2. 2AgBr(s) in the presence of light gives 2Ag(s)+Br2(g).
3. 2H2O (1) in the presence of electricity gives out 2H2(g) and O2(g)