Difference between revisions of "Mass number"
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{{Def2|The sum of the protons and neutrons in an atom, molecule or ion.}} | {{Def2|The sum of the protons and neutrons in an atom, molecule or ion.}} | ||
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{{gold| | {{gold| | ||
[http://goldbook.iupac.org/M03726.html Mass Number] | [http://goldbook.iupac.org/M03726.html Mass Number] | ||
Revision as of 03:11, 14 July 2009
Obsolete Template
Gold Book entry
Gold Book
| GOLD BOOK DEFINITION
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the Gold Book). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997). |
| Mass number |
|---|
|
Total number of heavy particles (protons and neutrons jointly called nucleons) in the atomic nucleus. Also called nucleon number. Symbol m in mass spectrometry. |
| IUPAC Gold Book |
| Index of Gold Book Terms |