Question

when ferrous sulphate crystals are heated, the residue obtained in test tube is _________.
A.red colour
B.blue colour
C.green colour
D.colourless

Answer 1

Hola mate !! ✌️✌️

here's your answer ...⬇️⬇️

➡️on heating ferrous sulphate it decomposes into ferric oxide Fe2O3 (residue) which is red in colour.

▶️so , your answer is A.

$<marquee>hope it helps !! ❤️❤️$

Answer 2

When ferrous sulphate crystals are heated, the residue obtained in test tube is red colour.