Basic Information

Name:niobium

Symbol:nb

Classification: Niobium is a transition metal

color:silvery-white

Atomic weight :92.9064

state: solid

Melting Point: 2477 oC, 2750 K

Boiling Point:4744 oC, 5017 K

Shells:2,8,18,12,1

Electron configuration: [Kr] 4d4 5s1

Density @ 20oC:8.57 g/cm3

Atomic volume:10.87 cm3/mol

Structure:bcc: body-centered cubic

hardness:6.0 mohs