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In which of the following reactions does colour change, gas evolution, and solid residue formation, all occur simultaneously during decomposition?
2AgCl โ 2Ag + Cl โ
Pb(NO โ ) โ โ PbO + NO โ + O โ
CaCO โ โ CaO + CO โ
2KClO โ โ 2KCl + 3O โ
Pb(NO โ ) โ โ PbO + NO โ + O โ
Practice and solve "In which of the following reactions does colour change, gas evolution, and solid residue formation, ..." for General Science - Previous Year Paper 2024. The correct answer is Option B: Pb(NO โ ) โ โ PbO + NO โ + O โ. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "In which of the following reactions does colour change, gas evolution, and solid residue formation, ..." for General Science - Previous Year Paper 2024. The correct answer is Option B: Pb(NO โ ) โ โ PbO + NO โ + O โ. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.