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Question
The correct charge on and co-ordination number of 'Fe' in K3[Fe(CN)6] is ______.
Options
+2, 4
+3, 6
+2, 6
+3, 3
MCQ
Fill in the Blanks
Solution
+3, 6
Explanation:
Coordination number of Fe in K3[Fe(CN)6] is 6 as it is bonded with six CN ligands.
Let x be the oxidation state of Cr
∴ x + 6(- 1) = - 3
∴ x = + 3
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Terms Used in Coordination Chemistry
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