Changes

: [[Lithium]] is the least [[Reactivity|reactive]] [[Alkali Metal]].

: [[Lithium]] is more [[Reactivity|reactive]] than [[Carbon]] on the [[Reactivity Series|reactivity series]] so it must be [[Extraction of Metals|extracted]] from its [[ore]] using [[electrolysis]].

: [[Lithium]] [[Chemical Reaction|reacts]] strongly with [[water]] to produce [[Hydrogen]] [[gas]] and [[Lithium Hydroxide]].

: [[Lithium]] is a [[solid]] at [[STP|room temperature]].

: An [[atom]] of [[Lithium]] has only 1 [[electron]] in its [[Outer Shell|outer shell]].

: [[Lithium]] [[ion]]s have lost an [[electron]] to become [[Positive Charged|positively charged]].

==Key Stage 4==

===Meaning===