Question

Iron nails are put in copper sulphate solution which one of the following will happen

Answer 1

ANSWER :  IF IRON NAILS ARE PUT IN A COPPER SULPHATE SOLUTION THE SOLUTION WILL TURN PALE GREEN IN COLOUR AND YOU WILL OBTAIN COPPER DEPOSITED ON IRON NAIL

EXPLANATION : IT HAPPENS AS THE IRON IS MORE REACTIVE THAN COPPER AND HENCE IT DISPLACES COPPER FROM ITS SALT SOLUTION THAT IS FROM CU2SO4

THE REACTION IS

CUSO4 + FE -----------> FESO4 +CU