Atomic Structure
Authored by Brian Omache
Chemistry
8th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the smallest unit of an element that retains the properties of that element?
molecule
cell
atom
nucleus
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who proposed the plum pudding model of the atom?
J.J. Thomson
Ernest Rutherford
Marie Curie
Niels Bohr
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Ernest Rutherford's gold foil experiment conclude about the structure of the atom?
Atoms have a nucleus at the center with electrons orbiting around it.
Atoms are indivisible
Electrons are located in the nucleus
Protons and neutrons are located outside the nucleus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the nucleus of an atom composed of?
Protons and neutrons
Protons and electrons
Neutrons and electrons
Electrons and protons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who proposed the planetary model of the atom?
Isaac Newton
Niels Bohr
Albert Einstein
Marie Curie
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the subatomic particles found in the nucleus of an atom?
Protons and neutrons
Quarks and leptons
Neutrons and electrons
Electrons and protons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the overall charge of an atom?
Positive
Half-charged
Negative
Neutral
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