Question : In the early 1800s, who discovered that each chemical element is made up of a unique type of atom and that atoms differ by their mass?
Option 1: Antoine Lavoisier
Option 2: John Dalton
Option 3: Amedeo Avogadro
Option 4: Robert Boyle
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Correct Answer: John Dalton
Solution : The correct answer is John Dalton.
In the early 1800s, the English chemist John Dalton was credited with discovering and proposing the atomic theory. He suggested that each chemical element is made up of a unique type of atom and that atoms differ from one another based on their mass. Dalton suggested that each chemical element is made up of a unique type of atom, and all atoms of a given element are identical in their properties.
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Question : What is the correct statement related to Avogadro?
Question : In which year did Antoine Lavoisier publish 'Methods of Chemical Nomenclature', which included the rules for naming chemical compounds that are still in use today?
Question : In 1808, whose work provided a physical picture of how compounds are formed by the combination of two or more different types of atoms?
Question : Who discovered bacteria?
Question : Which law was studied in the year 1787, in which it was said that the volume of a gas increases with its absolute temperature and if its absolute temperature decreases, its volume will decrease?
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