How many unpaired electrons are there in an atom of an element with the following electronic configuration? 1s²2s² 2p6 by Sunday | Aug 21 | Chemistry WAEC | 0 comments A. o B. 1 C. 2 D. 6 E. 8 Correct Answer: Option A – o Users Also Read These:The electronic configuration of element Z is 1s² 2s²…Element X, with electronic configuration 2, 8, 2 and…An element Y has the electronic configuration 1s²…An element X with electronic configuration 1s² 2s²…The electronic configuration of an element is 1S²…