Tag: Antoine Lavoisier
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The periodic table of the elements
In this system hydrogen is assigned the number one, lithium is three, carbon six, nitrogen seven, oxygen eight, etc. The elements are organized in rows or periods and columns or groups according to their atomic weight. The elements were discovered beginning in the 18th century when the Swedish chemist Carl Wilhelm Scheele discovered oxygen (1772),…
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The wife of Antoine Lavoisier
Born in 1758 and described as beautiful and intellectually curious, Marie-Anne Pierrette Paulze became the wife of the famous chemist and scientist Antoine Lavoisier, acting as his laboratory assistant and contributing to his work. After her husband’s execution during the French Revolution, she assembled and published his papers and remarried in 1804. She lived until…