When liquid (at m.p): 1.378 g/cm 3 ‣ Calcium magnetic ordering: diamagnetic ‣ Calcium natural occurrence: primordial ‣ What is the oxidation state of calcium? Phase (at r.t): solid ‣ What is calcium’s density? Melting point: 1115 K (842 ☌, 1548 ☏) ‣ What is calcium’s boiling point?īoiling point: 1757 K (1484 ☌, 2703 ☏) ‣ How many electrons shells does calcium have?Įlectrons per shell: 2, 8, 8, 2 ‣ What is calcium’s electron configuration?Įlectron configuration: 4s 2 ‣ What is calcium ionization energy?ģrd: 4912.4 kJ/mol ‣ Is calcium solid at room temperature? Period: 4 ‣ What is calcium’s atomic radius?Ītomic radius: empirical: 197 pm ‣ Covalent radius of calcium: 176☑0 pm ‣ Calcium Van der Waals radius: 231 pm ‣ What is calcium’s melting point? Group: 2 (alkaline earth metals) ‣ What period does calcium belong in the periodic table? Standard atomic weight: 40.078 ‣ What block is calcium in the periodic table?īlock: s-block ‣ What group does calcium belong to? Symbol: Ca ‣ What is the atomic weight of calcium? ‣ What is calcium’s atomic number?Ītomic number (Z): 20 ‣ What is calcium’s symbol? Location: Calcium is found in the second column of the periodic table, next to the potassium element. – s block FAQs on Calcium Element Calcium ‣ What is the appearance of calcium?Īppearance: dull gray, silver with a pale yellow tint ‣ When was calcium discovered and by whom?ĭiscovery and first isolation: Humphry Davy (1808) ‣ Where is calcium located on the periodic table?

Calcium atomic radius