Question

A student performed a series of experiments, as described below: Added blue copper sulphate crystals to distilled water and stirred them well, to form a pale blue liquid. Heated the pale blue liquid on a Bunsen burner till some vapours were formed. Then cooled down the vapours to get a clear liquid. Passed electricity through the clear liquid leading to formation of two different gases. Which of the following is the correct description for the pale blue liquid from experiment 1, clear liquid from experiment 2, and the gases from experiment 3, respectively? mixture, compound, elements mixture, compound, compounds mixture, element, elements compound, mixture, elements

Answer 1

Answer:

copper sulphate .. blue vitrolllllll