Ionic compound formula writing
Chemical equation balancing
Molecular compound formula writing
Chemical equation writing
100

Calcium fluoride

CaS

100

Cl → Cl2

2Cl → Cl2

100

Carbon monoxide

CO

100

Solid sodium metal reacts with liquid water to produce aqueous sodium hydroxide and hydrogen gas

Na(s) + H2O(l) → NaOH(aq) + H2(g)

200

Sodium chloride

NaCl

200

Mg + O2 → MgO

2Mg + O2 → 2MgO

200

Carbon dioxide

CO2

200

Solid iron reacts with fluorine gas to produce solid iron(3) fluoride

2Fe(s) + 3F2(g) → 2FeF3(s)

300

Iron(III)Oxide

Fe2O3

300

Na + Cl2 → NaCl

2Na + Cl2 → 2NaCl

300

Phosphorus Pentachloride

PCl5

300

solid elemental phosphorus(P4) react to fluorine gas to produce gaseous phosphorus pentafluoride 

P4(s) + 10F2(g) → 4PF5(g)

400

Aluminium sulfide

Al2S3

400

C5H12 + O2 → CO2 + H2O

 C5H12 + 8O2 -> 5CO2 + 6H2O

400

Dinitrogen tetroxide

N2O4

400

Iron(3) chloride reacts with aluminum to form aluminum chloride and iron

FeCl3 + Al → AlCl3 + Fe

500

Aluminum chloride

AlCl3

500

Fe2O3 + H2 → Fe + H2O

Fe2O3 + 3H2 → 2Fe + 3H2O

500

Tetraphosphorous decoxide

P4O10

500

Aluminum oxide reacts with copper(1) sulfate to produce aluminum sulfate and copper(1) oxide

Al2O3 + Cu2SO→ Al2(SO4)3 + Cu2O

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