Q.
Which one of the following elements can have both positive and negative oxidation state ?
1748
221
AFMCAFMC 1994The p-Block Elements - Part2
Report Error
Solution:
He is a nobel gas with zero oxidation state. Li is a metal showing only +ve oxidation state of +1. F is the most electronegative element and shows only -1 oxidation sate.
I shows both + ve and -ve oxidation states.