Question

    Who published *A New System of Chemical Philosophy* in

    1808, proposing the atomic theory of matter?
    A Dalton Correct Answer Incorrect Answer
    B Gay Lussac Correct Answer Incorrect Answer
    C Joseph Proust Correct Answer Incorrect Answer
    D Isaac Newton Correct Answer Incorrect Answer

    Solution

    In 1808, John Dalton published *A New System of Chemical Philosophy*, introducing the idea that all matter is composed of indivisible atoms. This work laid the foundation for modern atomic theory.

    Practice Next