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Atomic Structure

Schoenborn OLC

QuestionAnswer
Which scientist theorized that the atom looked like a chocolate chip cookie? J.J. Thomson
Who thought that the atom was a hard sphere similar to a marble? Dalton
At the end of his gold foil experiment, Rutherford came to what conclusion? Atoms are mostly empty space
What is the definition of matter? Anything that has mass and takes up space
What is the charge of a proton? positive
What is the charge of an electron? negative
Which particle has no charge (neutral?) neutron
What is contained in the nucleus of the atom? protons and neutrons
Where are the electrons located? In orbitals or shells surrounding the nucleus
For an atom to be neutral, the number of electrons must equal the number of _______. protons
Created by: kschoenborn
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