Tusomesasa.

Starting with copper metal, describe how a sample of crystals of copper (ii) chloride may be prepared in the laboratory. (5marks)

Suggested resposponses

Heat copper in air to form copper (ii) oxide; add dilute hydrochloric to the oxide to get copper (ii) chloride solution; filter; concentrate the filtrate and leave to crystallize; dry the crystals at room temperature between pieces of filter paper;