Multiple Choice
Which of the following best describes the difference between a theory and a hypothesis in the context of atomic theory?
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2. Atoms & Elements
Atomic Theory
Multiple Choice
Which of the following was a major contribution to chemistry by Antoine Lavoisier?
A
He discovered the electron.
B
He proposed the planetary model of the atom.
C
He established the law of conservation of mass.
D
He developed the periodic table.
Verified step by step guidance1
Identify the key historical figures and their contributions to chemistry to understand the context of the question.
Recall that Antoine Lavoisier is known as the 'Father of Modern Chemistry' due to his systematic approach to chemical reactions.
Understand that Lavoisier established the law of conservation of mass, which states that mass is neither created nor destroyed in a chemical reaction.
Recognize that the discovery of the electron was by J.J. Thomson, the planetary model of the atom was proposed by Niels Bohr, and the periodic table was developed by Dmitri Mendeleev.
Conclude that the major contribution of Antoine Lavoisier to chemistry is the establishment of the law of conservation of mass.
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