Example image of eyePlorer eyePlorer map for 'Alkaline earth metal': Barium Beryllium Calcium Chemical element Group (periodic table) International Union of Pure and Applied Chemistry Magnesium Periodic table Radium Strontium Alkali Alkali metal Base (chemistry) Halogen Hydroxide Metal Salt (chemistry) Water Potassium Sodium Steam Electric charge Electron Electron shell Ion Positive Barium hydroxide Beryllium oxide Calcium oxide Magnesium oxide Oxide Strontium oxide Antoine Lavoisier Chemical compound Traité Élémentaire de Chimie Electrolysis Humphry Davy Bone Enzyme Ion transporter Exoskeleton Barium meal Toothpaste Beryllium hydride Clay minerals Isotopes of strontium S-block Zintl phase Earth (chemistry) Group 2 organometallic chemistry