Question

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

Answer 1

Answer:

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• Decomposition reaction requiring light is known as photo chemical decomposition reaction , 2AgCl-------2Ag + Cl2. Decomposition reaction which requires electricity is known as electro chemical decomposition reaction , NaCl-------> Na+ + Cl-.

Answer 2

Answer:

Decomposition reaction requiring heat is known as thermal decomposition ,

CaCO3--------->CaO + CO2.

Decomposition reaction requiring light is known as photo chemical decomposition reaction ,

2AgCl-------2Ag + Cl2.

Decomposition reaction which requires electricity is known as electro chemical decomposition reaction ,

NaCl-------> Na+ + Cl-.

Explanation: