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Question

Weight of oxygen in Fe2O3 and FeO is in the ratio of :

A
3:2
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B
1:2
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C
2:1
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D
3:1
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Solution

The correct option is B 3:1
Fe2O3 = 48g oxygen
FeO=16g oxygen
ratio of oxygen in Fe2O3 :oxygen inFeO=3:1

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