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Chemical of the Week: Hydrogen
Equations for reactions between hydrogen and other substances.
ChemicalElements.com: Hydrogen
Basic information, atomic structure, and table of isotopes.
EnvironmentalChemistry.com: Hydrogen
Atomic structure, chemical and physical properties, and table of nuclides.
Especiál Gas Inc.: Hydrogen
Numeric data, uses, and general information.
Hydrogen Energies and Spectrum
The Bohr model for an electron transition in hydrogen between quantized energy levels with different quantum numbers n yields a photon by emission with quantum energy.
It's Elemental: Hydrogen
Basic physical and historical information.
Lenntech: Hydrogen
Physical data, chemical properties, health and environmental effects.
Wikipedia: Hydrogen
Properties of the element, including its history, applications, and characteristics.
[Splat Letter H]
Last update:
November 3, 2012 at 8:54:03 UTC
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