Equations for reactions between hydrogen and other substances.
Basic information, atomic structure, and table of isotopes.
Atomic structure, chemical and physical properties, and table of nuclides.
Numeric data, uses, and general information.
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.
Basic physical and historical information.
Physical data, chemical properties, health and environmental effects.
Properties of the element, including its history, applications, and characteristics.
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