What did John Dalton contribute to the understanding of the atom?A.An article disproving Aristotle's ideasB.An early form of the periodic tableC.An early form of the atomic theoryD.A theory of quantum mechanics
Question
What did John Dalton contribute to the understanding of the atom?A.An article disproving Aristotle's ideasB.An early form of the periodic tableC.An early form of the atomic theoryD.A theory of quantum mechanics
Solution
John Dalton contributed C. An early form of the atomic theory to the understanding of the atom. His theory proposed that each chemical element is composed of atoms of a single, unique type, and though they cannot be altered or destroyed by chemical means, they can combine to form more complex structures.
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Comment on how Dalton may have linked this to his ideas about atoms and atomic theory.
What did John Dalton publish?A.The plum-pudding atomic theoryB.A paper calculating the charge of an electronC.An early theory describing properties of atomsD.An explanation of the photoelectric effect
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Which statement below accurately describes the contributions of Dalton? Group of answer choicesancient Greek philosopher who proposed that matter was continuouscreated the modern periodic tableproposed the modern Atomic Theorydiscovered the existence of electronsnone of the above
Which part of modern atomic theory was first developed by John Dalton?A.Electrons are spread throughout an atom.B.Electrons are found in a cloud around the nucleus.C.Atoms are rearranged during chemical reactions.D.Atoms cannot be divided.SUBMITarrow_backPREVIOUS
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