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6 February, 16:13

Four statements about the development of the atomic model are shown below.

A: Electrons have wavelike properties.

B: Atoms have small, negatively charged particles.

C. The center of an atom is a small, dense nucleus.

D: Atoms are hard, indivisible spheres.

Which order of statements represents the historical development of the atomic model?

C-D-A-B

C-D-B-A

D - В-А - С

D-B-C-A

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Answers (1)
  1. 6 February, 16:15
    0
    D-B-C-A

    Explanation:

    D: Atoms are hard, indivisible spheres - John Dalton: Atomic theory (1803)

    B: Atoms have small, negatively charged particles - J. J. Thomson: cathode rays (1897)

    C. The center of an atom is a small, dense nucleus - Lord Rutherford: gold foil experiment (1909)

    A: Electrons have wavelike properties - Niels Bohr: Bohr model (1913)
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