Chemical Names
Chemical Formula
Polyatomic Ions
Chemical Formula (Harder)
Chemical Names
(Harder)
100

NaCl

Sodium Chloride

100

Potassium Bromide

KBr
100

Sulfate

SO42-

100

LiNO3

Lithium nitrate

100

Potassium Nitrate

KNO3​​​​
200

K2O

Potassium Oxide

200

Lithium Oxide

Li2O

200

Phosphate

PO43-

200

Al2(SO4)3

Aluminium sulfate

200

Calcium carbonate

CaCO3

300

Mg2F

Magnesium fluoride

300

Magnesium fluoride

MgF2

300

Hydroxide

OH-

300

Mg(OH)2

Magnesium hydroxide

300

Beryllium hydroxide

Be(OH)2

400

Al2O3

Aluminium oxide

400
Sodium nitride

Na3N

400

Nitrate

NO3-

400

Ca3(PO3)2

Calcium Phosphite

400

Magnesium phosphate

Mg3(PO4)2

500

LiBr

Lithium bromide

500

Aluminium sulfide

Al2S3

500

Ammonium

NH4+

500

NH4Cl

Ammonium Chloride

500
Ammonium Oxide

(NH4)2O

500
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500
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500