Which is greater in size? 1)an atom or a cation 2)an atom or an anion 2+. 3+ Fe. Or Fe Share with your friends Share 0 Rishi Oberoi answered this Please find this answer 1 View Full Answer Ayush Sharma answered this Anion for sure 0 Ayush Sharma answered this Reason is that when an atom receives an electron it's p/e ratio becomes less than 1 and therefore it has bigger size. 0 Rahul Kushwaha answered this Question is incorrect 1 Rahul Kushwaha answered this Question is below Which is greater in size ? 1) an atom or a cation 2) an atom or an anion 3) Fe2+ or Fe3+ Answer is below 1 Raju answered this Compare to neutral atom the size of cation is less and anion size is more 0 Raju answered this Fe>Fe+2>Fe+3 0 Nirmith Jain answered this Fe is greater in size 0 Jayraj answered this Please find this answer 0