The water exchange rates for the complex ions follow the order

The water exchange rates for the complex ions follow the order

Q. The water exchange rates for the complex ions follow the order

(A) [V(H2O)6]2+ > [Co(H2O)6]2+ > [Cr(H2O)6]3+

(B) [Cr(H2O)6]3+ > [Co(H2O)6]2+ > [V(H2O)6]2+

(C) [Co(H2O)6]2+ > [Cr(H2O)6]3+ > [V(H2O)6]2+

(D) [Co(H2O)6]2+ > [V(H2O)6]2+ > [Cr(H2O)6]3+

Ans: [Co(H2O)6]2+ > [V(H2O)6]2+ > [Cr(H2O)6]3+

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