... just a proton; an electron is removed from neutral hydrogen to form H+. Acid-base reactions
are commonly called proton transfer reactions. The acid is the proton donor and the base is
the proton acceptor.
The strong bases are (by the solubility rules) LiOH, NaOH, KOH, RbOH, CsOH, Ca(OH) 2,
Sr(OH)2 a ...