How many electrons and how many protons are in the ion Cr6+?
2 answers
http://www.webelements.com/chromium/
Cr6+ has 24 protons and 18 electrons. The reason why is because Cr6+ has 24 electrons, and also has a positive 6 charge, which means there are 6 more protons than there are electrons. So to find the number of electrons you subtract 6 from 24, which is 18.