All chemical elements

Symbol

Dy

Atomic number

66

Chemical property

Lan­thanide

Origin o the name

the Greek dysprositos, 'hard to get'

Period

6

Atomic weight (u)

162.5

Atomic weight uncertainty (u)

0.001

Density (g/cm³)

8.55

Melting point (K)

1680

Boiling point (K)

2840

Heat capacity (J/(g·K))

0.17

Electro-negativity

1.22

Abundance in earth's crust (mg/kg)

5.2