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Q.

Experimentally it was found that a metal oxide has formula M0.98O.  Metal (M) present as M+2  and  M+3 oxidation states. What is the percentage of M+3 in that crystal formula.

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Detailed Solution

M+3=xM+2=0.98−x

balnecing charge 0.98−x×2+3x=2

x=0.04

Y.M+3=0.040.98×100=4.08

 

 

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