
INSIDE THE ATOM
Presentation
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Chemistry
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11th Grade
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Practice Problem
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Hard
Roschelle Druja
FREE Resource
7 Slides • 8 Questions
1
2
Open Ended
How does the discovery of atomic structure impact life?
3
4
Multiple Choice
Which of the following statements best describes the transformation in our understanding of atomic structure from Dalton’s early model to modern atomic theory?
Atoms are divisible solid spheres that cannot be broken down further.
Atoms are mostly empty space with a dense nucleus surrounded by electrons.
Atoms are composed only of protons and neutrons.
Atoms do not have any internal structure.
5
6
7
Multiple Choice
How did Rutherford's gold foil experiment challenge Thomson's plum pudding model of the atom?
It showed that atoms are indivisible spheres.
It proved that electrons orbit in fixed paths.
It demonstrated that atoms have a tiny, dense nucleus at the center.
It confirmed that positive and negative charges are evenly distributed.
8
9
Open Ended
Explain the significance of the discovery of neutrons in understanding atomic structure.
10
11
Fill in the Blanks
The electron is about
12
Multiple Select
Which of the following statements about the modern atomic model are correct?
The nucleus contains both protons and neutrons.
Electrons orbit the nucleus in simple circular paths.
Atoms are mostly empty space.
A proton is approximately 1,836 times heavier than an electron.
13
14
Open Ended
Describe two ways in which the discovery of atomic structure has impacted modern technology or medicine.
15
Multiple Choice
Which of the following statements best describes the transformation in our understanding of atomic structure since Dalton's atomic theory?
Atoms are indivisible solid spheres that cannot be broken down further.
Atoms are mostly empty space with a dense nucleus surrounded by electrons.
Atoms are made only of protons and neutrons, without electrons.
Atoms have no internal structure and are identical for all elements.
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