Changes

Those who understand electrical theory might notice that positively charged particles packed closely together would repel one another. The nucleus stays together because of what is known as the ''strong nuclear force''. The quantization of this force is a tiny particle called a "gluon".  

Those who understand electrical theory might notice that positively charged particles packed closely together would repel one another. The nucleus stays together because of what is known as the ''strong nuclear force''. The quantization of this force is a tiny particle called a "gluon".  

===Atomic Number===

===Atomic Number=== ----

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[[Image:Isotopes.jpg|right|thumb|Isotopes]]

[[Image:Isotopes.jpg|right|thumb|Isotopes]]