how did humphry davy discover sodium

Question: how did humphry davy discover sodium
- Keywords:
  discover,
  history,
  sodium
Asked by game45zip to Souvik, Sabine, Maria, John, Faye, Armin on 11 Nov 2019. This question was also asked by exit45zip, deer45zip.
- Souvik Kundu answered on 11 Nov 2019:
  
  Sir Humphry Davy made sodium by the electrolysis of very dry molten sodium hydroxide(NaOH). Sodium collected at the cathode. He invented this in 1807.

Question: how did humphry davy discover sodium