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Question

Who discovered Potassium?

This question was previously asked in
SSC CGL 2017 (Tier 1) Previous Year Paper (16-Aug-2017) (Shift 1)
The correct answer is

Humphry Davy

Potassium (K, atomic number 19) was discovered in 1807 by Sir Humphry Davy, who isolated it by electrolysis of molten potassium hydroxide (KOH) — the first metal to be isolated this way.

Alan Turing (computer science), Bill Gates (Microsoft) and Tim Berners-Lee (World Wide Web) are unrelated to element discovery.

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