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Which of the following transformations c...

Which of the following transformations can be carried out by using HI as a reducing agent, under acidic conditions ?
`["Given: " I_(2)(S)rarr2I^(-)E^(theta)=0.54" V"]`
(i) `Cu^(+)rarrCu(S)" "E^(theta)=0.52" V"`
(ii) `Cr^(3+)rarrCr^(2+)" "E^(theta)=-0.41" V"`
(iii) `Fe^(3+)rarrFe^(2+)" "E^(theta)=-0.77" V"`
(iv) `Fe^(2+)rarrFe(s)" "E^(theta)=-0.44" V"`

A

(i) and (iii)

B

(ii) and (iv)

C

only (iii)

D

only (ii)

Text Solution

Verified by Experts

The correct Answer is:
C
`Fe^(+3)rarrFe^(+2)` is having maximum SRP value.
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