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The metal ion(s) having 3d^2 configurati...

The metal ion(s) having `3d^2` configuration is/are `(Ti = 22, V = 23, Cr = 24, Mn= 25)`
a. `Ti^(2+),b. V^(3+),c.Cr^(3+),d.Mn^(4+)`

A

Both a &b

B

b only

C

a only

D

Both b &c

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