Oxidising power of ClO−, ClO−2,ClO−3, ClO−4 is :
A
ClO−4>ClO−2>ClO−3>ClO−
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B
ClO−2>ClO−>ClO−3>ClO−4
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C
ClO−<ClO−2<ClO−3<ClO−4
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D
ClO−3>ClO−2>ClO−>ClO−4
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Solution
The correct option is CClO−<ClO−2<ClO−3<ClO−4 Order of oxidation power: ClO−<ClO−2<ClO−3<ClO−4 because the oxidation states of chloride in ClO−,ClO−2,ClO−3 and ClO−4 are +1,+3,+5 and +7 respectively.
So, ClO−4 with highest oxidation state can easily oxidise and in turn get reduced.