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Write one equation each for the decomposition reactions where energy is supplied in the form of (a) heat, (b) light, and (c) electricity.

ChemistryClass 10ICSEAnswered 27 Mar 2026
Answer
  • Decomposition reaction when heat is supplied 2Pb(NO3)2→ 2PbO + 4NO2 + O2
  • Decomposition reaction when light is supplied 2AgCl → 2Ag + Cl2
  • Decomposition reaction where electricity is supplied 2H2O→ 2H2 + O2

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