Calcium

Calcium
	Atomic Number: 20 Atomic Weight: 40.078 Melting Point: 1115 K (842°C or 1548°F) Boiling Point: 1757 K (1484°C or 2703°F) Density: 1.54 grams per cubic centimeter Phase at Room Temperature: Solid Element Classification: Metal Period Number: 4 Group Number: 2 Group Name: Alkaline Earth Metal