Questions

Match list I with list II and select the correct answer using the codes given below the lists.
List I
Metal ion List II
Magnetic moment (BM)
A) Cr³⁺ P) $\sqrt{35}$
B) Fe²⁺ Q) $\sqrt{30}$
C) Ni²⁺ R) $\sqrt{24}$
D) Mn²⁺ S) $\sqrt{15}$
T) $\sqrt{8}$
(A) (B) (C) (D)
1) P R T S
2) Q R T P
3) S R T P
4) S T R P

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detailed solution

Correct option is C

For Cr³⁺=3d³,

μ= $\sqrt{3 (3 + 2)}$ = $\sqrt{15}$ BM

For Fe²⁺=3d⁶,

μ= $\sqrt{4 (4 + 2)}$ = $\sqrt{24}$ BM

For Ni²⁺=3d⁸,

μ= $\sqrt{2 (2 + 2)}$ = $\sqrt{8}$ BM

For Mn²⁺=3d⁵,

μ= $\sqrt{5 (5 + 2)}$ = $\sqrt{35}$ BM

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	List I Metal ion		List II Magnetic moment (BM)
A)	Cr³⁺	P)	$\sqrt{35}$
B)	Fe²⁺	Q)	$\sqrt{30}$
C)	Ni²⁺	R)	$\sqrt{24}$
D)	Mn²⁺	S)	$\sqrt{15}$
		T)	$\sqrt{8}$

	(A)	(B)	(C)	(D)
1)	P	R	T	S
2)	Q	R	T	P
3)	S	R	T	P
4)	S	T	R	P

Match list I with list II and select the correct answer using the codes given below the lists. List IMetal ion List IIMagnetic moment (BM)A)Cr3+P)35B)Fe2+Q)30C)Ni2+R)24D)Mn2+S)15 T)8 (A)(B)(C)(D)1)PRTS2)QRTP3)SRTP4)STRP