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Write the balanced chemical equation for the following and identify the type of reaction of each case.
a. 2KBr + BaI2→ 2KI + BaBr2
b. ZnCO3 → ZnO + CO2
c. H2 + Cl2 → 2HCl
d. Mg + 2HCl → MgCl2 + H2
a. 2KBr + BaI2 → 2KI + BaBr2 — Double Displacement reaction
b. ZnCO3 → ZnO + CO2 — Decomposition reaction
c. H2 + Cl2 → 2HCl — Combination reaction
d. Mg + 2HCl → MgCl2 + H2 — Displacement reaction.
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