Write the correct formula. Remember, if the compound is ionic, you MUST include charges in the written formula.

Aluminum carbonate Al⁺³₂ (CO₃^-2)₃

Lead (IV) hydroxide Pb⁺⁴(OH^-1)₄

Strontium nitrate Sr⁺²(NO₃^-1)₂

Carbon tetraiodide CI₄

Aluminum citrate Al⁺³C₆H₅O₇^-3

Barium azide Ba⁺²(N₃^-1)₂

Mercury (I) dichromate Hg⁺¹₂Cr₂O₇^-2

Lead (II) nitrate Pb⁺² (NO₃^-1)₂

Potassium sulfite K⁺¹₂SO₃^-2

Cobalt (II) phosphite Co⁺²₃(PO₃^-3)₂

Silicon tetrafluoride SiF₄

Calcium oxide Ca⁺²O^-2

Potassium thiosulfate K⁺¹₂S₂O₃^-2

Nickel (II) chlorite Ni⁺² (ClO₂^-1)₂

Barium bromide Ba⁺²Br^-1₂

Chromium (III) sulfide Cr⁺³₂S^-2₃

Silicon monoxide SiO

Write the correct compound name.

H₂O₂ hydrogen peroxide

B₂S₃ boron sulfide

OF₆ oxygen hexafluoride

Hg(HCO₃)₂ mercury (II) bicarbonate

Mg₃(PO₄)₂ magnesium phosphate

Pb(SO₃)₂ lead (IV) sulfite

Cd(C₂H₃O₂)₂ cadmium (II) acetate

Rb₂CO₃ rubidium carbonate

P₂I₅ diphosphorus pentaiodide

AgCl silver chloride  (remember, the silver ion ALWAYS has a +1 charge)

MgF₂ magnesium fluoride

BPO₄ boron phosphate

PO₃ phosphorus trioxide

Ca₃N₂ calcium nitride