Question

Niels Bohr had a theory about the structure of an atom. Which part of his theory has been proven wrong?

A. An atom is mostly empty space.
B. Atoms are rearranged in chemical reactions.
C. The nucleus is made up of protons and neutrons.
D. Electrons travel in prescribed orbits around the nucleus.

Answer 1

D

Step-by-step explanation:

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Answer 2

D) Electrons travel in prescribed orbits around the nucleus.