Mass Number (m): Difference between revisions

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The sum of the total number of protons and neutrons in an atom, ion or molecule.
The sum of the total number of protons and neutrons in an atom, ion or molecule.
== [[Gold Book]] Entry ==
Total number of heavy particles (protons and neutrons jointly called nucleons) in the atomic nucleus. Also called nucleon number. Symbol ''m'' in mass spectrometry.


== Proposed New Entry ==
== Proposed New Entry ==


(there is no new entry yet)
(there is no new entry yet)

Revision as of 01:12, 17 December 2004

Orange Book Entry

The sum of the total number of protons and neutrons in an atom, ion or molecule.

Gold Book Entry

Total number of heavy particles (protons and neutrons jointly called nucleons) in the atomic nucleus. Also called nucleon number. Symbol m in mass spectrometry.

Proposed New Entry

(there is no new entry yet)