Q.8: Write the balanced chemical equations for the following and identify the type of reaction in each case. | Unit1 Chemistry NCERT solution-Grade-10

Q.8: Write the balanced chemical equations for the following and identify the type of reaction in each case.

(a) Potassium bromide + Barium iodide —> Potassium iodide + Barium bromide

(b) Zinc carbonate —> Zinc oxide + Carbon dioxide

(c) Hydrogen + Chlorine —> Hydrogen chloride

(d) Magnesium + Hydrochloric acid —> Magnesium chloride + Hydrogen

 

Answer:-

(a) 2KBr + BaI2 —> 2KI + BaBr2
(b) ZnCO3 —> ZnO + CO2
(c) H2 + Cl2 —> 2HCl
(d) Mg + 2HCl —> MgCl2 + H2