Outermost electronic configurations of four elements A, B, C, D are given below:(A) 3s2(B) 3s2 3p1(C) 3s2 3p3(D) 3s2 3p4The correct order of first ionization enthalpy for them is:

(A) 3s2 → Mg(B) 3s2 3p1 → Al(C) 3s2 3p3 → P(D) 3s2 3p4 → SP > S⏝Half filled stability > Mg > Al⏝Penetrating power of s > p.C > D > A > B.

Outermost electronic configurations of four elements A, B, C, D are given below:(A) 3s2(B) 3s2 3p1(C) 3s2 3p3(D) 3s2 3p4The correct order of first ionization enthalpy for them is:

(A) 3s2 → Mg(B) 3s2 3p1 → Al(C) 3s2 3p3 → P(D) 3s2 3p4 → SP > S⏝Half filled stability > Mg > Al⏝Penetrating power of s > p.C > D > A > B.

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Outermost electronic configurations of four elements A, B, C, D are given below:
(A) 3s²
(B) 3s² 3p¹
(C) 3s² 3p³
(D) 3s² 3p⁴
The correct order of first ionization enthalpy for them is:

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

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

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

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

answer is B.

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(A) 3s² $\to$ Mg

(B) 3s² 3p¹ $\to$ Al

(D) 3s² 3p⁴ $\to$ S

$\underset{\underset{Half filled stability}{⏝}}{P > S} > \underset{\underset{Penetrating power of s > p .}{⏝}}{Mg > Al}$

C > D > A > B.

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Outermost electronic configurations of four elements A, B, C, D are given below:(A) 3s2(B) 3s2 3p1(C) 3s2 3p3(D) 3s2 3p4The correct order of first ionization enthalpy for them is:

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Outermost electronic configurations of four elements A, B, C, D are given below:
(A) 3s²
(B) 3s² 3p¹
(C) 3s² 3p³
(D) 3s² 3p⁴
The correct order of first ionization enthalpy for them is: