Who discover potassium?

Answer 1

Potassium was discovered in 1807 by British scientist Sir Humphry Davy, who derived it from caustic potash (KOH)where was it discovered and when His first successes came in 1807 with the separation of potassium from molten potash and of sodium from common salt. He described potassium as particles which, when thrown intowater, "skimmed about excitedly with a hissing sound, and soon burned with a lovely lavender light." Dr. John Davy, Humphry's brother, said that Humphry "danced around and was delirious with joy" at his discovery. These results were presented in the Bakerian lecture of November, 1807.
Sir Humphrey Davy in 1807

Answer 2

Potassium was first discovered by Sir Humphry Davy in 1807 through the electrolysis of caustic potash (potassium hydroxide). Davy isolated the element from its compounds and named it "potassium" after the English word for potash.

Answer 3

The alkali metal Potassium was discovered by Sir Humphry Davy in 1807 in England.