Q.
Highest oxidation state of $Mn$ is exhibited in $Mn _2 O _7$. The correct statements about $Mn _2 O _7$ are
(A) $Mn$ is tetrahedrally surrounded by oxygen atoms.
(B) $Mn$ is octahedrally surrounded by oxygen atoms.
(C) Contains $Mn-O-Mn$ bridge.
(D) Contains $Mn - Mn$ bond.
Choose the correct answer from the options given below:
Solution:
Correct answer is (b) A and C only
