JEE Mains Model Paper 12

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Question : 62 of 90
 
Marks: +1, -0
For the reactions : M+x + MO4MO3 + M2+ +
1
2
O2
of 1 mole of MO4 oxidises 1.67 mole of M+x to MO3 then the value of ‘x’ in the reaction is
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