Exams › SSC CGL (Prelims) › GK

Who developed the theory of combustion as a chemical reaction with oxygen in the 18th century, which replaced the phlogiston theory?

1. Antoine Lavoisier
2. Robert Boyle
3. Friedrich Wöhler
4. Johann Becher

Correct answer: Antoine Lavoisier

Solution

Antoine Lavoisier established that combustion is a reaction with oxygen and rejected the phlogiston theory. This made him a key figure in modern chemistry. Therefore, the correct answer is Antoine Lavoisier.

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