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Chemistry
Chemistry
Problem
Assertion :
[
Ti
(
H
2
O
)
6
]
4
+
[\text{Ti}(\text{H}_2\text{O})_6]^{4+}
[
Ti
(
H
2
O
)
6
]
4
+
is coloured while
[
Sc
(
H
2
O
)
6
]
3
+
[\text{Sc}(\text{H}_2\text{O})_6]^{3+}
[
Sc
(
H
2
O
)
6
]
3
+
is colourless.
Reason :
d
−
d
d-d
d
−
d
transition is not possible in
[
Sc
(
H
2
O
)
6
]
3
+
[\text{Sc}(\text{H}_2\text{O})_6]^{3+}
[
Sc
(
H
2
O
)
6
]
3
+
.
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