1.

Highest (+7) oxidation state is shown by [MP PMT 1990, 2001; RPMT 1999; AIIMS 1999; JIPMER 2001; CBSE PMT 1994, 2002; MP PET 1989, 2003]

A. \[Co\]
B. \[Cr\]
C. \[V\]
D. \[Mn\]
Answer» E.


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