All chemical elements

Symbol

Li

Atomic number

3

Chemical property

Alkali metal

Origin o the name

the Greek lithos, 'stone'

Group

1

Period

2

Atomic weight (u)

6.94

Atomic weight uncertainty (u)

0

Density (g/cm³)

0.534

Melting point (K)

453.69

Boiling point (K)

1560

Heat capacity (J/(g·K))

3.582

Electro-negativity

0.98

Abundance in earth's crust (mg/kg)

20