An atom of an element X gains two electrons. The symbol of the ion formed is? by Sunday | May 7 | Chemistry WAEC | 0 comments A. X + B. X 2+ C. X 2- D. X – Correct Answer: Option C C. X 2- Users Also Read These:The bond formed when two electrons that are shared…An atom W has 17 electrons and 18 neutrons. Which of…The number of unpaired electrons in an atom of an…What is the mass number of an element if its atom…How many unpaired electrons are there in an atom of…