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3.1 The Atom

3.1 The Atom

Assessment

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Education

9th Grade

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Created by

Matthew Koch

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43 Slides • 4 Questions

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Multiple Choice

Question image
An atom's protons and neutrons are concentrated in a dense, central region called the...
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electron cloud
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nucleus
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proton
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neutron

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Multiple Choice

Question image

The outside of an atom, where it is negatively charged, is called the

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electron cloud
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nucleus
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proton
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neutron

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Labelling

Label the atom

Drag labels to their correct position on the image

positive

negative

neutral

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Match

Question image

Match the following

Dalton's Model

Plum-Pudding Model

Rutherford's Model

Planetary Model

Quantum Model

Contains no subatomic particles.

Electrons in a uniform positive sphere.

Small, dense nucleus; no energy levels.

Nucleus present; definite energy levels.

Nucleus present; energy orbitals.

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