Sir Humphry Davy did not have any children. He married Jane Apreece in 1812, but the couple did not have offspring. Davy’s focus on his scientific career and various interests may have contributed to his decision not to have children.
Yes he did and he built Trelissick house in Cornwall in 1790
Sir Humphrey Davy
Sir Humphrey Davy
sir Humphrey Davy lived in penance in Cornwall
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sir Humphrey Davy in 1855
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It is not known where exactly in England sodium was discovered. It was discovered by Sir Humphrey Davy in 1807.
Sir Humphry Davy isolated the element potassium in 1807 by using electrolysis to extract it from caustic potash (potassium hydroxide).
1807 by Sir Humphrey Davy
Sir Humphrey Davy in 1808, link below.