The oxides of  transition metals will be acidic , basic or amphoteric  as camparative with its oxidation state. The follow following trends....

The whole molecule dichromate ion (Cr 2 O 7 )-2 is non planer and polar and oxygen atom of (Cr-O-Cr) oxy-linkage does not involve in delocal...

Transition metals and their compounds are known to act as good catalyst due to the following reasons:  (1) Due to the variable oxida...