Practice formulas with polyatomic ions

The correct name for Cu(CN)₂ is __.

• copper (I) cyanide

• carbon cyanide

• carbon carbonate

• copper (II) cyanide

• copper (I) nitride

Tags

NGSS.HS-PS1-1

The name of the compound (NH₄)₃PO₄ is:

• tetrammonium phosphate

• ammonium phosphate

• nitrogen hydrogen phosphate

• ammonia phosphide

• triammonium phosphate

What is the correct formula for aluminum hydroxide?

• AlOH

• Al₂(OH)₃

• Al₃(OH)₂

• Al(OH)₃

• Al(OH)₂

Which formula/name pair is incorrect?

• FeSO4 iron (II) sulfate

• Fe₂(SO₃)₃ iron (III) sulfite

• FeS iron (II) sulfide

• FeSO₃ iron (II) sulfite

• Fe₂(SO₄)₃ iron (III) sulfide

In the compound CoSO₄, what is the charge on cobalt?

• +4

• +2

• +2

• -2

• -1

Tags

NGSS.HS-PS1-1

What is the correct name for KMnO₄?

• potassium (I) permanganate

• potassium manganese tetraoxide

• potassium manganese (I) oxide

• potassium permanganate

Which of the following names/formula pairs is incorrect?

• Ca(NO₃)₂ Calcium nitrate

• Ni(OH)₃ Nickel (III) hydroxide

• (NH₄)₂SO₄ Ammonium sulfate

• Ba(CN)₂ Barium (II) cyanide

• AgCl silver chloride

Tags

NGSS.HS-PS1-1

What is the correct formula for ammonium phosphide?

• (NH₄)₃P

• (NH₄)₃PO₄

• NH₄PO₄

• (NH₄)₂(PO₄)₃

What is the correct name for Ni₂(SO₄)₃

• Nickel (I) sulfide

• Nickel (II) sulfate

• Nickel (III) sulfate

• Nickel (III) sulfite

Tags

NGSS.HS-PS1-2

What is the correct name for Fe₂CO₃?

• iron (I) carbide

• iron (I) carbonate

• iron (II) carbonate

• iron (III) carbonate