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==Key Stage 3==
===Meaning===
An '''element''' is an a [[objectmaterial]] made of only one type of [[atom]].
===About Elements===
| style="height:20px; width:200px; text-align:center;" |This [[gas|gaseous]] [[element]] is made of [[molecule]]s of the [[element]]. An example would be [[oxygen]].
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==Key Stage 4==
===Meaning===
An [[element]] is a [[material]] made of [[atom]]s that all have the same [[Atomic Number|atomic number]].
===About Elements===
: [[Atom]]s of the same [[element]] all have the same [[Chemical Property|chemical properties]].
: There are several [[isotope]]s of each [[element]] which have slightly different [[Physical Property|physical properties]] such as [[density]] and [[Melting Point|melting point]].