Question

1.
During an experiment students of grade X observed the change of Iron sulphate colour due
to the action of heat. What was the colour observed in the product?
A. Bluish black.
B. Reddish brown.
C. Black
D. Yellow​

Answer 1

Answer:

i think a

Explanation:

correct me if i wrong

Answer 2

The correct option is B.

• Iron sulphate crystal contains water and which is green in color. On heating it losses the water molecule and converted to anhydrous ferrous sulphate which is white in color.
• Again on heating anhydrous ferrous sulphate gives sulphar dioxide gas, ferrous oxide and oxygen. Among which ferrous oxide is reddish brown in colour.