All chemical elements

Symbol

Pt

Atomic number

78

Chemical property

Transition metal

Origin o the name

the Spanish platina, meaning 'little silver'

Group

10

Period

6

Atomic weight (u)

195.084

Atomic weight uncertainty (u)

0.009

Density (g/cm³)

21.46

Melting point (K)

2041.4

Boiling point (K)

4098

Heat capacity (J/(g·K))

0.133

Electro-negativity

2.28

Abundance in earth's crust (mg/kg)

0.005