what happens when magnesium is placed in a saturated copper sulphate??
Magnesium will displace copper ions from its saturated solution.
Mg (s) + Cu2+ (aq) → Mg2+ (aq) + Cu (s)
An unknown metal x when placed in copper sulphate solutions give a red brown precipitate. When placed in magnesium sulphate solutions, give no reaction. Identify element x?
(a) What happens when sulphur dioxide is dissolved in water ? Write a word equation for the reaction which takes place.
(b) What happens when an iron nail is placed in copper sulphate solution ? Write word equation of the reaction involved.