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===About the Atomic Structure===
: The '''atomic structure''' was not always known and has gone through several advances; The [[Dalton Model]] the [[Plumb Plum Pudding Model]] the [[Nuclear Model]] and the [[Bohr Model]].
: [[Atom]]s are now known to be made of three smaller [[particle]]s; the [[proton]], [[neutron]] and [[electron]].
: [[Proton]]s and [[neutron]]s are found in the [[nucleus]] at the centre of an [[atom]]. [[Electron]]s are found [[Electron Orbital|orbiting]] the [[nucleus]] in 'shells'.