The following ions have the same electron configuration except 8O; 12Mg; 13AI; 17CI by Sunday | Mar 19 | Chemistry WAEC | 0 comments 8O, 12Mg, 13AI, 17CI A. CI− B. O2− C. Mg2+ D. AI3+ Correct Answer: Option A = CI− Users Also Read These:Element X, with electronic configuration 2, 8, 2 and…An element with the electron configuration of 1s²…The element with electron configuration 1s2 2s2 2p 6…Which of the following ions is isoelectronic with…Which of the following ions has the electron…