The periodic table/Alkaline-Earth Metals

Alkaline Earth Metals:
 * Not as reactive as Alkali, but still very reactive!
 * High hardness, gray-white, and good conductors
 * 2 Valence Electrons
 * Beryllium
 * Magnesium
 * Calcium
 * Strontium
 * Barium
 * Radium