Chemical Formulae of Ions

Matching Quiz

Match each pair by dragging from right to left.
When finished, select the Check button.
You will get a differents set of seven ions each time you attempt this quiz.
Cu+
Cu2+
Fe2+
Fe3+
Cr3+
Cr6+
Mn2+
Mn7+
H+
K+
Na+
Li+
Ca2+
Mg2+
Al3+
O2−
S2−
F
Cl
Br
I
Copper (I)
Copper (II)
Iron (II)
Iron (III)
Chromium (III)
Chromium (VI)
Manganese (II)
Manganese (VII)
Hydrogen
Potassium
Sodium
Lithium
Calcium
Magnesium
Aluminium
Oxide
Sulfide
Fluoride
Chloride
Bromide
Iodide