This element is coupled with copper in the organometallic Gilman reagents.
An organic reagent containing this element reacts with potassium alkoxide to form the highly reactive Schlosser's base. This element's hydroxide is used in spacecraft to absorb carbon dioxide. This element is coupled with copper in the organometallic Gilman reagents. Aluminium is combined with this element in a hydride commonly used to reduce esters and carboxylic acids to alcohols. This element is the least dense metal on the periodic table. Salts of this element are used to treat bipolar disorder. For 10 points, name this element, the lightest alkali metal, which is commonly used as the cathode in laptop batteries and has atomic number 3.
An organic reagent containing this element reacts with potassium alkoxide to form the highly reactive Schlosser's base.
lithium [or Li]