Daily Archives: June 5, 2015

Calcium Flame Test
Calcium is the 20th element of the periodic table. These calcium facts contain chemical and physical data along with general information and history. Basic Calcium Facts Name: Calcium Atomic Number: 20 Element Symbol: Ca Group: 2 Period: 4 Block: s Element Family: Alkaline Earth Atomic Mass: 40.078(4) Electron Configuration: [Ar]4s2 Full: 1s22s22p63s23p64s2 (full) Discovery: Sir Humphry Davy in 1808 Davy is well known for his […]

Calcium Facts – Atomic Number 20 and Element Symbol Ca