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Atomic Number and Mass Number

The highest o...

Question

The highest oxidation state shown by element with atomic number 23 is:

A

5

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B

4

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C

3

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D

6

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Solution

The correct option is A 5
$Z = 23$
Vanadium $= [A r] 4 s^{2} 3 d^{3}$ ,
$5$ valence electrons
So, maximum oxidation state it could show is $+ 5$ by ionizing all the valence electrons.

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