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→About Neutrons
===About Neutrons===
: A '''neutron''' is one of two [[baryon]]s found in the [[Atomic Nucleus|atomic nucleus]].
: '''Neutrons''' have a [[Electrical Charge|charge]] of zero and a [[mass]] of 1.67x10<sup>-27</sup>kg.
: A '''neutron''' is only stable in the [[Atomic Nucleus|nucleus]] of an [[atom]]. However a free '''neutron''' has a mean lifeftime of around 15 minutes before it [[Radioactive Decay|decay]]s via the [[Weak Nuclear Interaction|weak interaction]] into a [[proton]] and an [[electron]].