All acid radicals are anions , but all anions are not acid radicals , explain .
Answers
Answer:
Cu
2−
ions chocolate-brown precipitate with K
4
[Fe(CN)
6
] solution.
2Cu
2+
+K
4
[Fe(CN)
6
]⟶
Chocolate−brownppt
Cu
2
[Fe(CN)
6
]↓+4K
+
With potassium hexacyanoferrate (II) solution, Fe
3+
given intense blue precipitate of iron (III) hexacyanoferrate (Prussian blue)
4Fe
3+
+3[Fe(CN)
6
]
4−
⟶
Prussianblue
Fe
4
[Fe(CN)
6
]
3
↓
with potassium hexacyanoferrate (II) solution, a white precipitate of variable composition is obtained. If the reagent is added in some excess, the composition of the precipitate is $$K_2Zn_3[Fe(CN)_6]_2.
3Zn
2+
+2K
+
+2[Fe(CN)
6
]
4−
⟶
Whiteppt
K
2
Zn
3
[Fe(CN)
6
]
2
↓
With potassium hexacyanoferrate (II) solution, Fe
2+
forms a white precipitate of potassium iron (II) hexacyanoferrate (II) in the absence of air.
Fe
2+
+2K
+
+[Fe(CN)
6
]
4−
c⟶
Whiteppt
K
2
Fe[Fe(CN)
6
]↓
All of these can detected using this as