Question

12. Write one equation each for decomposition reactions where energy is supplied in
the form of heat, light or electricity​

Answer 1

Energy is supplied in  the form of heat:

CaCO3   ----->  CaO + CO2

Energy is supplied in  the form of light:

2AgCl  ------->  2Ag + Cl2

Energy is supplied in  the form of electricity​:

2H2O -------> 2H2 + O2

Answer 2

this is your ans.

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