Shubham Jha - Class 10
When ferrous sulphate is heated strongly it undergoes decomposition to form ferric oxide as a main product accompanied by a change in colour from:
Anonymous Quiz
Blue to green
Green to blue
Green to brown
Green to yellow
⏤‌❱⋆⋆‌⃝🦋⃟'‌🇴ANAMIKA❱⋆⋆‌⃝🦋⃟'‌, 

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