hydrogen

Details

Instance of

chemical element, atmophile element

Subclass of

diatomic nonmetal, nonmetal, s-block, reducing agent

Part of

period 1, group 1, water

atomic number

1

boiling point

-252.87

color

colorless

density

0.089870

described by source

Armenian Soviet Encyclopedia, Hydrogen, Encyclopædia Britannica 11th edition, Meyers Konversations-Lexikon, 4th edition (1885–1890), Brockhaus and Efron Encyclopedic Dictionary, Small Brockhaus and Efron Encyclopedic Dictionary, Sytin Military Encyclopedia

different from

dihydrogen, hydrogen atom, hydrogen molecule

discoverer or inventor

Henry Cavendish, Mikhail Lomonosov, Antoine Lavoisier

electron configuration

1s¹

electronegativity

2.2

element symbol

H

has use

hydrogen technologies, hydrogen fuel

ionic radius

54

ionization energy

13.598

location of discovery

Russian Empire, United Kingdom, France

mass

1.008

melting point

-259.14

molar enthalpy of vaporization

0.452

named after

water

native label

Waasserstoff, Hydrogène

oxidation state

-1, 1, 0

permanent duplicated item

Q57873859

refractive index

1.000132

speed of sound

1270

thermal conductivity

0.1805

time of discovery or invention

1766

topic's main category

Category:Hydrogen

Unicode character

氫

Connected on Wikidata

Authority files