The reaction, 3CIO−(aq)→CIO−3(aq)+2Cl−(aq) is an example of -
A
Oxidation reaction
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B
Reduction reaction
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C
Disproportionation reaction
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D
Decomposition reaction
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Solution
The correct option is C Disproportionation reaction Decomposition reaction are those in which different element undergoes oxidation and reduction. PCl5(s)→PCl3(s)+Cl2(g)
Disproportionation reaction are those in which same species oxidized and reduced simultaneously. 3+1ClO−(aq)→+5ClO−3(aq)+2−1Cl−(aq) Cl atom is oxidized (Cl+→Cl5++4e) as well as Cl atom is reduced (Cl1++2e→Cl−). Such reactions are called auto redox or disproportionation reactions.