Difference between revisions of "Atomic number"
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| − | The atomic number is the number of protons | + | The atomic number is the number of protons in an atom's nucleus.<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> (It is also the number of electrons surrounding the nucleus, if the atom is electrically neutral.) In many representations of the [[Periodic Table of the Elements]] this number is placed either above the element's symbol or in the upper right hand corner. |
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| + | ==See also== | ||
| + | *[[Mass number]] | ||
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| + | ==References== | ||
| + | <references/> | ||
[[Category:Chemistry]] | [[Category:Chemistry]] | ||
| + | [[Category:Physics]] | ||
Revision as of 22:19, April 2, 2007
The atomic number is the number of protons in an atom's nucleus.[1] (It is also the number of electrons surrounding the nucleus, if the atom is electrically neutral.) In many representations of the Periodic Table of the Elements this number is placed either above the element's symbol or in the upper right hand corner.
See also
References
- ↑ Wile, Dr. Jay L. Exploring Creation With Physical Science. Apologia Educational Ministries, Inc. 1999, 2000