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Class 12 NEET Chemistry D And F Block Elements Questions
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© examsnet.com
Question : 7
Total: 108
'Spin only' magnetic moment is same for which of the following ions?
A.
Ti
3
+
B.
Cr
2
+
C.
Mn
2
+
D.
Fe
2
+
E.
Sc
3
+
Choose the most appropriate answer from the options given below.
[NEET 2024]
B and D only
A and
E
only
B and C only
A and D only
Validate
Solution:
👈: Video Solution
Ions
No. of unpaired electrons
Configuration
Ti
3
+
1
3
d
1
Cr
2
+
4
3
d
4
Mn
2
+
5
3
d
5
Fe
2
+
4
3
d
6
Sc
3
+
0
3
d
0
Spin only magnetic moment is given by
√
n
(
n
+
2
)
BM
∴
Cr
2
+
and
Fe
2
+
will have same spin only magnetic moment.
© examsnet.com
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