Question

Classify the following reactions as combination, decomposition, displacement. Also
balance the equations. [3]
1. CaCO3 → CaO + CO2
2. NH3 + HCl → NH4Cl
3. Zn + CuSO4 → ZnSO4 + Cu

Answer 1

Explanation:

indirect speech he said , "What a dreadful thing!"

Answer 2

Answer:

1) decomposition

2) combination

3) displacement