Element Classes

Matching exercise

Match the items on the right to the items on the left.
Oxygen
Chlorine
Chromium
Germanium
Sulfur
Iodine
Krypton
Potassium
Lithium
Strontium
Copper
Silicon
Nitrogen
Zirconium
Neon
Iron
Magnesium
Carbon
Fluorine
Cesium
Erbium
Beryllium
Curium
Tungsten
Radon