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 $ .
 BETA
  BETA 
             
             
           
           
           
          