Q. Incorrect statement about $M n_{2} O_{7}$ is:

2249 197 NTA AbhyasNTA Abhyas 2020The d-and f-Block Elements Report Error

A

It is a covalent oxide

0%

B

Mn - O - Mn linkage is present

67%

C

It is purple in colour

33%

D

Mn is tetrahedrally surrounded by $O$ atoms

0%

Solution:

$M n_{2} O_{7}$ is green in colour