write the formula for the Following
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Answer:
As Iron has +3 oxidation state (III), and sulphate has always −2 charge.
So to neutralize both cation and anion, the total charge must be equal:
2×(+3)=3×(−2)
Hence there must be 2 atoms of Fe and 3SO
4
units in formula.
Hence, the formula must be Fe
2
(SO
4
)
3
Explanation:
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