Co Ordination Compounds Question 305

Question: The oxidation number of chromium in sodium tetrafluoro oxochromate complex is

Options:

II

IV

VI

III

Show Answer

Answer:

Correct Answer: B

Solution:

$ Na_2[Cr,F_4O] $

$ x+4,(-1)+(-2)=-2 $

$ x-6=-2 $ Þ $ x=+4 $ .



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