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Outermost electronic configuration of four elements \(A , B , C , D\) are given below: (A) \(3 s^2\) (B) \(3 s^2 3 p ^1\…

Q1

Outermost electronic configuration of four elements \(A , B , C , D\) are given below:
(A) \(3 s^2\)
(B) \(3 s^2 3 p ^1\)
(C) \(3 s^2 3 p ^3\)
(D) \(3 s^2 3 p ^4\)

The correct order of first ionization enthalpy for them is:

a

(A) \(<\) (B) \(<\) (C) \(<\) (D)

b

(B) \(<\) (A) \(<\) (D) \(<\) (C)

c

(B) \(<\) (D) \(<\) (A) \(<\) (C)

d

(B) \(<\) (A) \(<\) (C) \(<\) (D)

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