Formula -> Name
Polyatomic Ions
Name->Formula
Acids
Polyatomic ions
100

CoBr2

Cobalt (II) Bromide

100

PO43-

phosphate

100

sodium carbonate

Na2CO3

100

HCl

hydrochloric acid

100

ammonium

NH4+

200

CaCl2

Calcium Chloride

200

OH-

hydroxide

200

sodium sulfate

Na2SO4

200

acetic acid

HC2H3O

200

nitrite

NO2-1

300

Al2O3

aluminum oxide

300

NO2-

nitrite

300

manganese(II) hydroxide

Mn(OH)2

300

HI

hydroiodic acid

300

sulfite

SO32-

400

N2O4

dinitrogen tetroxide

400
MnO4-​​​

permanganate

400

nitrogen monoxide

NO

400

HNO3

nitric acid

400

bicarbonate

HCO3-

500

Fe(NO3)3

iron(III) nitrate
500
SO42-​​​

sulfate

500

chromium(III) chloride

CrCl3

500

HClO3

chloric acid

500

permanganate ion

MnO41-

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