20
40.078
Calcium
Lat. calx (nom.), calcis (gen.) lime
1808
Humphry Davy (England)
group 2 | period 4 | s-block Ar 4s²
Na
…
Mg
Ar
▲
K
◄
Ca
►
Sc
Kr
▼
Rb
Sr
Xe
CELTIC
BRYTHONIC
GOIDELIC
ROMANCE
EASTERN ROMANCE
WESTERN ROMANCE
CONSTRUCTED
ALBANIAN
GERMANIC
NORTHERN GERMANIC
WESTERN GERMANIC
INDIC
IRANIAN
GREEK
BALTIC
SLAVIC
EASTERN SLAVIC
SOUTHERN SLAVIC
WESTERN SLAVIC
ARMENIAN
URALIC
FINNIC
UGRIC
TURKIC
KARTVELIAN
BASQUE