
Atomic structure - Prior knowledge
Presentation
•
Chemistry
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University
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Hard
Céline Sailly
FREE Resource
13 Slides • 10 Questions
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Atomic structure
By Céline Sailly
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Dalton's Atomic Theory
In 1808, this English schoolteacher, John Dalton, proposed his own atomic theory that became widely accepted.
Dalton’s Atomic Theory:
–All elements are made of atoms.
–Atoms cannot be subdivided.
–Atoms of the same element are exactly alike.
–Atoms of different elements can join to form molecules.
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Multiple Choice
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Atomic Structure
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Multiple Select
Structure A is
The valence shell
An electron shell
An energy level
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Multiple Choice
Structure B is
The nucleus
An electron shell
An energy level
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Multiple Choice
Structure C is a(n)
Proton
Neutron
Electron
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Multiple Choice
Structure D is a(n)
Proton
Neutron
Electron
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Multiple Choice
Structure E is a(n)
Proton
Neutron
Electron
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Multiple Select
The structures indicated by F are
Valence shells
Electron shells
Energy levels
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Multiple Choice
Structure E has what charge?
Neutral
Positive
Negative
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Multiple Choice
Structure D has what charge?
Neutral
Positive
Negative
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Multiple Choice
One of the major differences between the 1st Atomic Theory presented in the 1800's and the Modern Model of the atom of today is:
That atoms of all elements are the same.
That atoms can be decomposed (broken down) into other atoms.
That atoms do not contain a nucleus.
The atom can be divided into subatomic particles.
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Atomic structure
By Céline Sailly
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