In fe 203 , what is valency of fe ? (3),(2) ,(6) ?
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Answer:
3
Explanation:
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Obviously 3
Since the valencies of the two cris-cross to form this
I mean that O will have valency 2 and Fe will have 3
Since the valencies of the two cris-cross to form this
I mean that O will have valency 2 and Fe will have 3
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