Question
Who proposed the first atomic theory based on scientific evidence? A: John Dalton B: J.J. Thomson C: Ernest Rutherford D: Niels Bohr
Answer
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(106 Votes)
Preston
Elite · Tutor for 8 years
Answer
A. John Dalton
Explanation
John Dalton proposed the first atomic theory based on scientific evidence in the early 19th century. His theory postulated that all matter is composed of atoms, indivisible and indestructible particles, and that chemical reactions involve the rearrangement of these atoms.