Colours of ionic compounds (Level 3)

The colour of FeSO₄(aq) is

• colourless

• pale green

• yellow

• blue

The colour of Fe₂(SO₄)₃(aq) is

• colourless

• pale green

• very pale pink

• yellow

The colour of Ni(NO₃)₂(aq) is

• blue

• colourless

• green

• orange

The colour of CoCl₂(aq) is

• colourless

• pink

• green

• purple

The colour of Cu(NO₃)₂(aq) is

• green

• colourless

• purple

• blue

The colour of KMnO₄(aq) is

• colourless

• purple

• green

• very pale pink

The colour of MnSO₄(aq) is

• green

• very pale pink

• colourless

• yellow

The colour of Cr₂(SO₄)₃(aq) is

• brown

• colourless

• green

• orange

Tags

NGSS.HS-PS1-1

The colour of K₂Cr₂O₇(aq) is

• orange

• colourless

• very pale pink

• blue

The colour of Na₂CrO₄(aq) is

• green

• blue

• yellow

• orange