19,879
edits
Changes
→Detecting Purity
#Suspend the [[chromatography]] paper in a suitable [[solvent]] just below the pencil line with most of the paper above the [[solvent]].
#Wait until the [[solvent]] stops rising up the paper.
#If there is more than one dot on the [[Chromatogram]] then the [[substance]] was [[Pure|impure]]. If there is only one dot on the [[Chromatogram]] the [[substance]] was [[pure]].
====Identifying Chemicals by Comparison====