Which of the following exhibits only +3 oxidation state?
Ac
Pa
U
Tn
Ac(6d17s2) shows +3 oxidation state
Consider the elements:
Cs, Ne, I and F
(a) Identify the element that exhibits only negative oxidation state.
(b) Identify the element that exhibits only postive oxidation state.
(c) Identify the element that exhibits both positive and negative oxidation states.
(d) Identify the element which exhibits neither the negative nor does the positive oxidation state.