name
formula
charge
roman numeral
100

NaCl

sodium chloride

100

Calcium oxide

CaO

100

Cs ion

1+

100

CuCl

I

200

MgI2

magnesium iodide

200

lithium nitride

Li3N

200

Mg ion

2+

200

PbO2

(IV)

300

AlN

aluminum nitride

300

strontium nitride

Sr3N2

300

P ion

3-

300

MnS2

(IV)

400

FeCl3

Iron(III) chloride

400

lead(IV) sulfide

PbS2

400

copper (II)

2+

400

ZnCl2

none

500

Cu2S

copper(I) sulfide

500

Tin(II)oxide

SnO

500

chloride ion

1-

500

MgO

none