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In any transition series, from left to right, the d-orbitals are progressively filled and their properties vary accordingly.
Q. In the second transition series, the largest number of oxidation states are shown by
A. Tc
B. Ru
C. Rh
D. Pd

1 Answer

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Best answer
Correct Answer - c
`Rh(Z=42)=4d^85s^2`. Oxidation states`=+2` to `+8`.

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