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kergonathyesterday at 5:08 PM2 repliesview on HN

He2+ is not a helium ion, which is very reactive. It’s not a helium atom, which is inert.


Replies

JumpCrisscrossyesterday at 11:00 PM

Is He1+ an ion while 2+ is not because no known chemical reactions produce the latter? (Is that true?)