Arrange the following elements in the increasing order of number of unpaired electrons in it. (A) ( Sc ) (B) ( Cr ) (C) ( V ) (D) ( Ti ) (E) Mn Choose the correct answer from the options given below :

Step-by-step solution

array ll Unpaired electron Sc [ Ar ] 4 ~s ^2 3 ~d ^1 & 1 Cr [ Ar ] 4 ~s ^1 3 ~d ^5 & 6 V [ Ar ] 4 ~s ^2 3 ~d ^3 & 3 Ti :[ Ar ] 4 ~s ^2 3 ~d ^2 & 2 Mn :[ Ar ] 4 ~s ^2 3 ~d ^5 & 5 array