Alkali Metals

Elements in this Group

• Lithium
• Sodium
• Potassium
• Rubidum
• Cesium

3 Interesting Facts

• Alkali metals are very reactive.
• These elements are on the first coloumn of the periodic table.
• Alkali metals only have one electron.

Real word Alkali Metals

• Table salt is an alkali metal.
• Lithium can be found in medicine.
• Salt substitutes are made with alkali metals.

Lithium

Color/Texture

• Lithium is metallic and white and grey colored.

Lithium info

• The atomic number is 3. The atomic mass is 6.941 u ± 0.002 u. It is a metal. The density is 0.534 g/cm3, so it would float in water.

Real world examples

• Lithium is found in batteries, medicine and in grease.

Interesting facts

• Lithium comes from a Greek word lithos.
• Lithium is one of the only alkali metals that reacts with nitrogen
• Lithium is used in medicines to cure depression and bipolar disorder.

Historical facts

• Lithium was discovered in 1817.
• Lithium was discovered from a mineral source.