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Which of the following is blue?
CHEMISTRY · Single correct · ICSE · Chemistry · Analytical Chemistry
Problem
Which of the following is blue? (1)
C
o
[
H
g
(
S
C
N
)
4
]
Co[Hg(SCN)_4]
C
o
[
H
g
(
S
C
N
)
4
]
(2)
N
i
(
d
m
g
)
2
Ni(dmg)_2
N
i
(
d
m
g
)
2
(3)
C
u
2
[
F
e
(
C
N
)
6
]
Cu_2[Fe(CN)_6]
C
u
2
[
F
e
(
C
N
)
6
]
(4)
F
e
(
S
C
N
)
3
Fe(SCN)_3
F
e
(
S
C
N
)
3
Related theory
Crystal Field Theory
Coordination Compounds
Qualitative Analysis
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