Match the following:
Answer variants:
Combination
Photolytic decomposition
Exothermic oxidation
Metathesis Reaction
1. \(2Na_{(s)}+Cl_{2(g)}→2NaCl_{(s)}\):
2. \(Pb(NO_3)_{2(aq)}+2KI_{(aq)}→PbI_{2(s)}↓+2KNO_{3(aq)}\):
3. \(C_3H_8 + 5O_2 → 3CO_2 + 4H_2O + Heat\):
4. \(2AgBr → 2Ag + Br_2\) :