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- 1. Multiple Choice
N2 + H2 → NH3
1, 3, 2
1, 1, 1
1, 3, 1
2, 3, 2
- 2. Multiple Choice
H2 + O2 → H2O
2, 1, 2
1, 1, 1
1, 1, 2
1, 2, 4
- 3. Multiple Choice
Fe + HCl → FeCl2 + H2
1, 2, 1, 1
1, 1, 1, 1
2, 2, 2, 1
1, 2, 1, 2
- 4. Multiple Choice
Al + HCl → AlCl3 + H2
2, 6, 2, 3
1, 3, 1, 3
2, 3, 2, 3
1, 6, 1, 3
- 5. Multiple Choice
Al2O3 + HCl → AlCl3 + H2O
1, 6, 2, 3
1, 3, 1, 3
1, 6, 1, 3
2, 6, 2, 3
- 6. Multiple Choice
H2SO4 + NaOH → Na2SO4 + H2O
1, 2, 1, 2
1, 1, 1, 1
1, 2, 1, 1
2, 2, 1, 1
- 7. Multiple Choice
HCl + Mg(OH)2 → MgCl2 + H2O
2, 1, 1, 2
1, 1, 1, 1
2, 1, 1, 1
2, 2, 1, 1
- 8. Multiple Choice
CaCO3 → CaO + CO2
1, 1, 1
1, 1, 2
2, 2, 1
1, 1, 3
- 9. Multiple Choice
Al + O2 → Al2O3
4, 3, 2
2, 3, 1
2, 3, 2
1, 3, 1
- 10. Multiple Choice
SO3 + O2 → SO3
2, 1, 2
1, 1, 1
1, 2, 1
3, 2, 3
- 11. Multiple Choice
KClO3 + HCl → KCl + H2O + Cl2
1, 6, 1, 3, 3
2, 6, 2, 3, 3
1, 3, 1, 3, 3
2, 3, 2, 3, 3
- 12. Multiple Choice
Cl2O7 + H2O → 2HClO4
1, 1, 2
1, 1, 1
1, 2, 1
1, 2, 2
- 13. Multiple Choice
KMnO4 + H2O2 + H2SO4 → MnSO4 + K2SO4 + H2O + O2
2, 1, 3, 2, 1, 4, 3
1, 1, 3, 1, 1, 4, 3
2, 1, 1, 2, 1, 1, 1
2, 1, 1, 2, 1, 1, 3
- 14. Multiple Choice
C3H8 + O2 → CO2 + H2O
1, 5, 3, 4
1, 1, 1, 1
2, 5, 3, 4
1, 3, 3, 4
- 15. Multiple Choice
HCl + NaOH → NaCl + H2O
1, 1, 1, 1
2, 2, 2, 1
2, 1, 2, 1
1, 2, 2, 1
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