"Lithium" Royal Society of Chemistry Metallic lithium "Lithium " Royal Society of Chemistry Li http://www.rsc.org/periodic-table/element/3/lithium http://www.rsc.org/periodic-table/element/3/lithium lithium lithium Royal Society of Chemistry Lithium - Element information Royal Society of Chemistry "Lithium" Royal Society of Chemistry http://www.rsc.org/periodic-table/element/3/lithium http://www.rsc.org/periodic-table/element/3/lithium Lithium "Lithium" "Lithium" Royal Society of Chemistry Lithium element information http://www.rsc.org/periodic-table/element/3/lithium Lithium alkali element http://www.rsc.org/periodic-table/element/3/lithium "Lithium"