JEE Main Chemistry question
One of the important uses of ferrous sulphate is in the:
Answer: (A)
Solution
Ferrous sulphate (green vitriol), reacted with tannic/gallic acid, is a key ingredient of blue-black writing ink. The correct option is (a).
One of the important uses of ferrous sulphate is in the:
Ferrous sulphate (green vitriol), reacted with tannic/gallic acid, is a key ingredient of blue-black writing ink. The correct option is (a).