Chemistry
Balance these reactions and state what type of reactions they are:
(a) NaNO3 ⟶ NaNO2 + O2
(b) AgNO3 + Zn ⟶ Zn(NO3)2 + Ag
(c) Fe + HCl ⟶ FeCl2 + H2
(d) AgNO3 ⟶ Ag + NO2 + O2
(e) NaBr + Cl2 ⟶ NaCl + Br2
(f) PbO + C ⟶ Pb + CO2
(g) KClO3 ⟶ KCl + O2
(h) AgNO3 + HCl ⟶ AgCl ↓ + HNO3
(i) NH3 + HCl ⟶ NH4Cl
(j) N2 + H2 ⟶ NH3
Chemical Reaction
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Answer
(a) 2NaNO3 ⟶ 2NaNO2 + O2 ↑
Decomposition reaction
(b) 2AgNO3 + Zn ⟶ Zn(NO3)2 + 2Ag
Displacement reaction
(c) Fe + 2HCl ⟶ FeCl2 + H2 ↑
Displacement reaction
(d) 2AgNO3 ⟶ 2Ag + 2NO2 ↑ + O2 ↑
Decomposition reaction
(e) 2NaBr + Cl2 ⟶ 2NaCl + Br2
Displacement reaction
(f) 2PbO + C ⟶ 2Pb + CO2 ↑
Displacement reaction
(g) 2KClO3 ⟶ 2KCl + 3O2 ↑
Decomposition reaction
(h) AgNO3 + HCl ⟶ AgCl ↓ + HNO3
Double decomposition reaction
(i) NH3 + HCl ⟶ NH4Cl
Direct combination reaction
(j) N2 + 3H2 ⟶ 2NH3 ↑
Direct combination reaction
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