Who discovered Oxygen?
- AJoseph Priestley
- BGeorges Claude
- CChristian Schonbein
- DBartolomeo Cristofori
Solution & Step-by-step Explanation
Oxygen was discovered independently by Carl Wilhelm Scheele in 1772 and Joseph Priestley in 1774. Priestley is famously credited with publishing his findings first after isolating oxygen in its gaseous state by heating mercuric oxide.