The atomic number of an element is 22. The highest oxidation state exhibited by it in its compound is

Highest oxidation state exhibited by an actinide element in its compounds is

Highest oxidation state exhibited by as actinoid is

Types of oxidation states exhibited by carbon in its compounds

What is the highest oxidation state exhibited by a 3d element ?

The atomic number of an element is 26. The magnetic moment exhibited by its ion in its +2 oxidation state is