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Chemistry
The variable oxidation state are exhibited by the elements of 3d-series because:
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Q. The variable oxidation state are exhibited by the elements of 3d-series because:
The d-and f-Block Elements
A
They contain unpaired electrons in 3d
53%
B
4s-electrons are readily involved in bonding
2%
C
Energy difference between 3d and 4s orbitals is small
43%
D
3d - electrons only are involved in bonding
2%
Solution:
As energy difference between $3 d$ and $4 s$ is small, both these electrons are involved in bonding. Hence the oxidation state exhibited are maximum.