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Chemistry
Chemistry
Problem
What is the common formula of Turnbull's blue and Prussian blue? a.
Fe
3
[
Fe
(
CN
)
6
]
2
\text{Fe}_3[\text{Fe}(\text{CN})_6]_2
Fe
3
[
Fe
(
CN
)
6
]
2
b.
Fe
4
[
Fe
(
CN
)
6
]
3
\text{Fe}_4[\text{Fe}(\text{CN})_6]_3
Fe
4
[
Fe
(
CN
)
6
]
3
c.
KFe
[
Fe
(
CN
)
6
]
\text{KFe}[\text{Fe}(\text{CN})_6]
KFe
[
Fe
(
CN
)
6
]
d.
KFe
2
[
Fe
(
CN
)
6
]
\text{KFe}_2[\text{Fe}(\text{CN})_6]
KFe
2
[
Fe
(
CN
)
6
]
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