NEET Chemistry Redox Reactions Questions Solved


What is the equivalent mass of IO4 when it is converted into I2 in acid medium [Kerala PMT 2004]

(1) M/6

(2) M/7

(3) M/5

(4) M/4

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(2) Equivalent mass

=Molecular weightChange in oxidation number per mole

Suppose molecular weight is M

Oxidation number of I2 in IO4 in Acidic medium i.e., I×(8)+1e=+7

So eq. wt. = M/7. 

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