How are parentheses used in chemical formulas

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asked Jul 19, 2018 52.9k views

2 Answers

MrSponge · Answer 1 · 2018-07-19T12:14:33+0000

In a chemical compound, parenthesis are used to distinguish the number of polyatomic ions from the number of atoms. Such as in the compound calcium nitrate, it is written as
Ca(NO_(3) ) _(2)

. This means there are two nitrate ions for every one calcium ion.

Aashish P · Answer 2 · 2018-07-24T03:59:10+0000

it is meant to distinguish the number of polyatomic ions from the number of atoms in a given polyatomic ion. an example is Ca(NO3)2

How are parentheses used in chemical formulas

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