Question

A colourless solution is kept in a test tube. This

solution could be : [1]

(a) ferrous sulphate

(b) copper sulphate

(c) aluminium sulphate

(d) potassium permanga​

Answer 1

hey mate here is your answer...

(c) aluminum sulphate

all the other compounds have a distinct colour

Answer 2

Aluminium sulphate.