Question

Balance the chemical equations - 1. Sodium + Oxygen ⇒ Sodium Oxide 2. Magnesium + Oxygen ⇒ Magnesium Oxide 3. Calcium Chloride + Sulphuric acid ⇒ Calcium Sulphate + Hydrochloric acid 4. Nitrogen + Hydrogen ⇒ Ammonia 5. Hydrogen + Chlorine ⇒ Hydrogen chloride gas

Answer 1

Answer:

PCl5(s)+H2O(l)→POCl3(l)+HCl(aq) ... (NH4)2Cr2O7(s)→Cr2O3(s)+N2(g)+H2O(g); P4(s)+Cl2(g)→PCl3(l)

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