Question

You are given an iron object and bigger copper plate water cu s o4 crystals few drops of sulphuric acid connecting wires battery

Answer 1

Copper(II) oxide, a black solid, and colourless dilute sulfuric acid react to produce copper(II) sulfate, giving a characteristic blue colour to the solution. From this solution, blue copper(II) sulfate pentahydrate crystals can be obtained. ... Experimental work can begin withou