Hydrogen Company Profile

Aggregated data from the web about Hydrogen

Company Name	Hydrogen
Website	https://en.wikipedia.org
Snippet	Hydrogen is the chemical element with the symbol H and atomic number 1. With a standard atomic weight of 1.008, hydrogen is the lightest element in the periodic table.Hydrogen is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass. Non-remnant stars are mainly composed of hydrogen in the plasma state.The most common isotope of hydrogen, termed ...
1H	99.98%
2H	0.02%
3H	trace
Block	s-block
Group	1: H and alkali metals
P (Pa)	Vapor pressureP (Pa)1101001 k10 k100 kat T (K)1520
Period	period 1
Country	united kingdom
Founded	2008.0
Website	h2.energy
Industry	renewables & environment
Named by	Antoine Lavoisier[6] (1783)
at T (K)
linkedin	linkedin.com/company/hydrogen
Discovery	Henry Cavendish[4][5] (1766)
Isotope	IsotopeAbundanceHalf-life (t1/2)Decay modeProduct1H99.98%stable2H0.02%stable3Htrace12.32 yβ−3He
Appearance	colorless gas
CAS Number	12385-13-6 1333-74-0 (H2)
size_range	51 - 200
display_url	h2.energy
Headquarters	cardiff, cardiff, united kingdom
Phase at STP	gas
Triple point	13.8033 K, 7.041 kPa
Boiling point	(H2) 20.271 K (−252.879 °C, −423.182 °F)
Melting point	(H2) 13.99 K (−259.16 °C, −434.49 °F)
Critical point	32.938 K, 1.2858 MPa
Heat of fusion	(H2) 0.117 kJ/mol
Speed of sound	1310 m/s (gas, 27 °C)
Covalent radius	31±5 pm
Density (at STP)	0.08988 g/L
Element category	Reactive nonmetal
Oxidation states	−1, +1 (an amphoteric oxide)
Atomic number (Z)	1
Crystal structure	hexagonal
Electronegativity	Pauling scale: 2.20
Magnetic ordering	diamagnetic[2]
Natural occurrence	primordial
Electrons per shell	1
Ionization energies	1st: 1312.0 kJ/mol,
Molar heat capacity	(H2) 28.836 J/(mol·K)
Number of employees	38
Heat of vaporization	(H2) 0.904 kJ/mol
Thermal conductivity	0.1805 W/(m·K)
Van der Waals radius	120 pm
when liquid (at b.p.)	0.07099 g/cm3
when liquid (at m.p.)	0.07 g/cm3 (solid: 0.0763 g/cm3)[1]
Electron configuration	1s1
Magnetic susceptibility	−3.98·10−6 cm3/mol (298 K)[3]
Standard atomic weight.mw-parser-output .nobold{font-weight:normal} Ar, std(H)	[1.00784, 1.00811] conventional: 1.008

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