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An example of a non- stoichiometric comp...

An example of a non- stoichiometric compound is

A

`Al_(2)O_(3)`

B

`Fe_(3)O_(4)`

C

`NiO_(2)`

D

PbO

Text Solution

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The correct Answer is:
B
`Fe_(3)O_(4)` is a non-stoichiometric compound because in it the ratio of the cations to the anions becomes different from that indicated by the chemical formula.
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