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Asked: 2025-01-31T10:47:35+00:00 In:

The first atomic theory was put forward by

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0%(a) Newton
100% (b) John Dalton ( 3 voters )
0%(c) Lavoisier
0% (d) Democritus
Based On 3 Votes

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The correct answer is (b) John Dalton. John Dalton proposed the first atomic theory in the early 19th century, which stated that matter is made up of indivisible particles called atoms, and that atoms of the same element are identical in mass and properties.
Class 9th Science NCERT MCQ Questions
NCERT Books MCQ Questions Session 2024-2025.

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    1 Answer

    1. (b) John Dalton put forward the first atomic theory.

      https://www.tiwariacademy.com/ncert-solutions-class-9-science-curiosity-chapter-3/

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