The dand fblock elements - Result Question 29

####29. Which of the following shows maximum number of oxidation states?

[2002]

(a) $Cr$

(b) $Fe$

(c) $Mn$

(d) $V$

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Solution:

  1. (c) $Mn:[Ar] 3 d^{\widehat{P}} 4 s^{2}$

Shows $+2,+3,+4,+5,+6 &+7$ oxidation states



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