Question

Interpret the following equations in words.

A. CoCl2(S) + 2 HF(g) = CoF2(S) + 2 HCl(g)

B. Pb(NO3)2(aq) + 2 KI(aq) = Pbl2(S) + 2 KNO3(aq)

Answer 1

a) Cobalt dichloride reacts with hydrofluoric gas toproduce cobalt difluoride solid and hydrochloric gas.

b) Aqueous lead nitrate reacts with aq potassiumiodide solution to produce lead iodide and aq potassium nitratesolution.