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Which atomic meory is
described by the following
statements?

1. The mass of an atom is
concentrated in a small
positively-charged center
called nucleus.
2. The atom is an
indestructible sphere.
3. Electrons are found in a
region called electron cloud.
4. Tiny negative charges are
scattered throughout a
positively-charged atom.
5. Electrons move around a
positively-charged nucleus.
6. Electrons move around the
nucleus in specific energy
levels/shells.
7. Electrons lose energy when
they move to low-energy orbit.