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placement of the negative sign on charges

Posted: Sun Oct 27, 2019 5:24 pm
by Jared_Yuge
is it 2- or -2 I've seen it both ways and idk if one is right and why

Re: placement of the negative sign on charges

Posted: Sun Oct 27, 2019 5:26 pm
by Jiyoon_Hwang_2I
They're both correct. Both ways indicate a negative 2 charge.

Re: placement of the negative sign on charges

Posted: Sun Oct 27, 2019 5:26 pm
by Karyn How 1J
I think 2- is used more often especially when for the chemical formulas but if you're drawing a Lewis structure and you're just labeling the charge on the side I don't think it matters too much.

Re: placement of the negative sign on charges

Posted: Sun Oct 27, 2019 5:27 pm
by Maya Serota 3G
The standard nomenclature for writing the charge of an ion says to follow the number with the sign i.e. 2+

Re: placement of the negative sign on charges

Posted: Sun Oct 27, 2019 5:43 pm
by Elizabeth Harty 1A
I'm pretty sure it matters which way you say it and they can't be rude interchangeably but I might be wrong...