Using the data given below find out the strongest reducing agent. E⊖Cr2O72−/Cr3+=133V;E⊖Cl2/Cl−=1.36VE⊖MnO4−/Mn2+=1.51V;E⊖Cr3+/Cr=−0.74V

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Cl-

Cr3+

Mn2+

answer is B.

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Detailed Solution

Here, out of given four options standard reduction potential of chromium has highest negative value, hence most powerful reducing agent is chromium.

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