Dear student, the picture is of Antoine Lavoisier. He was a French chemist and he discovered the role of oxygen in combustion , he also named the gases oxygen and hydrogen. Regards
Antoine-Laurent de Lavoisier, also Antoine Lavoisier after the French Revolution, was a French nobleman and chemist who was central to the 18th-century chemical revolution and who had a large influence on both the history of chemistry and the history of biology.?
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Kartikey Prajapat answered this
Image is of Chemist and biologist Antoine-Laurent de Lavoisier his wife name is Marie-Anne Pierrette Paulze she is also a chemist And his autograph