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) – PbI2(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.