Question

When crystals of FeSO4 are strongly heated, the residue obtained is _________.

A) red in colour
B) blue in colour
C) green in colour
D) colourless​

Answer 1

HEY MATE......

Heres your Answer

When crystals of FeSO4 are strongly heated the residue obtained is green in Colour !!!!

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Answer 2

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Green in colour