Alphabetical
atomic number
[noun]
The number of protons in an atomic nucleus.
Appears in modules:
- Nuclear Chemistry Radiation, half-life, and nuclear reactions
- Nuclear Chemistry I Radiation, half-life, and nuclear reactions
- The Periodic Table of Elements I The periodic table
- The Periodic Table of Elements II History and development
- The Periodic Table of Elements III Electron configuration
- The Periodic Table of Elements V Periodicity
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