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Into iron pyrites in water, air was bubb...

Into iron pyrites in water, air was bubbled for a long time. Green crystal (A) and another substance (B) were produced. 'A' in solution was treated with conc. `HNO_(3)` and B. The solution was evaporated and crystallized, pale yellow crystals of 'C' was produced .
'A' is

A

`Fe_(2)O_(3)`

B

`FeO`

C

`Fe_(2)(SO_(4))_(3)`

D

`FeSO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
`2FeS_(2)+2H_(2)O+7O_(2)rarr2FeSO_(4)+2H_(2)SO_(4)`
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