Information valid for Yb-173 unless otherwise noted

Ytterbium

Basic Information

Symbol: Yb
Atomic Number: 70
Mass: 173.04
Melting Point: 824.0 C
Boiling Point: 1466.0 C
Number of Protons/Electrons: 70
Number of Neutrons: 103
Classification: Rare Earth
Crystal Structure: Cubic
Density @ 293 K: 6.98 g/cm³
Color: Silvery

Atomic Structure

Number of Energy Levels: 6 First Energy Level: 2 Second Energy Level: 8 Third Energy Level: 18 Fourth Energy Level: 32 Fifth Energy Level: 8 Sixth Energy Level: 2

Isotopes

Facts

Date of Discovery: 1878
Discoverer: Jena de Marignac
Name Origin: Ytterby (a town in Sweden)
Uses: metallurgical and chemical experiments
Obtained From: yttria, monazite, gadolinite, xenotime