Why Is Sodium Called Natrium?

Why Is Sodium Called Natrium? 3History. The name derives from the English soda and Latin sodanum for “headache remedy”. The symbol Na derives from the Latin natrium for “natron” (soda in English). Sodium was discovered in 1807 by the English chemist Humphry Davy from electrolysis of caustic soda (NaOH). Why is Natrium called sodium in