An element which can exhibit valencies of 2, 4 and 6 can be :

Identfy the which can exhibit tautomerism ?

Identify the which can exhibit tautomerism ?

The actinide element which can exhibit +7 oxidation state in its compounds

An element forms two compounds X and Y in which the element exhibits the valency of 2 and 3 respectively. What is the ratio of the equivalent masses of the element in the two compound?

_______ block elements can exhibit variable number of oxidation states.

Which element is a metal with valency2?

The element that can exhibit highest number of oxidation state amongst the following , is