barium

Details

Instance of

chemical element, lithophile element

Part of

period 6, alkaline earth metal

atomic number

56

boiling point

1897

bulk modulus

8934000000.0

canonical SMILES

[Ba]

chemical formula

Ba

density

3.338

described by source

Armenian Soviet Encyclopedia, Brockhaus and Efron Encyclopedic Dictionary, Granat Encyclopedic Dictionary, Small Brockhaus and Efron Encyclopedic Dictionary, Encyclopædia Britannica 11th edition, Collier's New Encyclopedia, 1921

different from

Bario

discoverer or inventor

Carl Wilhelm Scheele, Humphry Davy

electrical conductivity

2940000.0

electrical resistivity

0.000000332

electron configuration

[Xe] 6s², 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4d¹⁰ 4p⁶ 5s² 5d¹⁰ 5p⁶ 6s²

electronegativity

0.89

element symbol

Ba

found in taxon

Isaria cicadae

ionic radius

1.35, 1.42, 1.61

ionization energy

502.9, 965.2, 3600

location of discovery

Royal Institution

mass

137.327

MCN code

2805.19.20

melting point

727

molar fusion enthalpy

7.12

named after

weight

oxidation state

2

Poisson's ratio

0.238

shear modulus

5667000000.0

speed of sound

1620.0

thermal conductivity

18.0

time of discovery or invention

1808, 1772

topic's main category

Category:Barium

Unicode character

鋇

Connected on Wikidata

Authority files