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Question
Chemistry
Effective atomic number (EAN) of textMn in [ mathrmMn2( mathrmCO)10] is
Q. Effective atomic number (EAN) of
Mn
in
[
Mn
2
(
CO
)
10
]
is
1709
202
NTA Abhyas
NTA Abhyas 2020
Coordination Compounds
Report Error
A
36
19%
B
35
40%
C
72
26%
D
40
15%
Solution:
In
[
Mn
2
(
CO
)
10
]
, there is one
Mn
−
Mn
bond
Electron present in 2 Mn = 50
Electrons donated by 10 CO = 20
Electrons in one
Mn
−
Mn
bond = 2
Total electrons = 72
So EAN per
M
n
=
2
72
=
36
.