Chemical Formula

The formula of copper(II) oxide is

• CuO

• Cu₂O

• CuO₂

Tags

NGSS.MS-PS1-1

The formula of sulphuric acid is

• HSO₄

• H₂SO₄

• H₂SO₃

• H₂SO₃

The formula of iron(III) oxide is

• FeO

• FeO₂

• Fe₂O

• Fe₂O₃

Tags

NGSS.HS-PS1-2

The formula of magnesium chloride is

• MgCl

• MgCl₂

• MgCl₃

Tags

NGSS.MS-PS1-1

The formula of calcium hydroxide is

• CaOH

• Ca(OH)₂

• Ca(OH)₃

The formula of sodium carbonate is

• NaCO₃

• Na(CO₃)₂

• Na₂CO₃

The name of KHCO₃ is

• potassium carbonate

• potassium hydrogencarbonate

The formula of iron(II) hydroxide is

• FeOH₂

• FeOH

• Fe(OH)₂

• Fe(OH)₃

The formula of ammonium ion is

• NH₃

• NH₃⁺

• NH₄

• NH₄⁺

The name of Cu(OH)₂ is

• copper hydroxide

• copper(I) hydroxide

• copper(II) hydroxide