Question

What is a decomposition reaction? Give 2 examples each of decomposition taking place due

to heat, light and electricity.

Answer 1

it is a reaction in which a single substance disassociates into its simpler compounds.
Eg.(light) AgCl2–Ag +Cl2

(heat)NaHCO3—NaCO3+CO2+H2O

(electricity) H2O– H2+O2

Hope it helps....

Answer 2

☀️Hey here is your answer ☀️

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✔️✔️Example of decomposition due to Heat........☺️


>>1) CaCo3 ----------------> CaO + CO2


>>2). 2FeSO4 ---------------> Fe2O3 + So2 + SO3

✔️✔️Example of Decomposition due to electricity......☺️

>>1) NaCl ------------> Na^+. + Cl^-

>>2) H2O -------------> H^+. + OH^-

✔️✔️Example of decomposition reaction due to light ........☺️

>>1) 2AgCl --------> 2Ag + Cl2

>>2) 2AgBr ----------> 2Ag + Br2

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I HOPE IT WILL HELP YOU ☺️☺️

thnx for asking ur question ✌️✌️