Atoms, Molecules, and Ions Quiz 2.1-2
Authored by Michael Alvetro
Chemistry
11th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who proposed the plum-pudding model of the atom?
John Dalton
J. J. Thomson
Ernest Rutherford
Marie Curie
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of an electron?
Positive
Negative
Neutral
Variable
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of radiation is unaffected by electric fields?
Alpha (a) rays
Beta (B) rays
Gamma (y) rays
All of the above
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mass of an electron?
1.67 × 10^-27 kg
9.11 × 10^-31 kg
1.67 × 10^-24 kg
9.11 × 10^-28 kg
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who discovered the existence of protons?
J. J. Thomson
Ernest Rutherford
James Chadwick
Marie Curie
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of a proton?
Positive
Negative
Neutral
Variable
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of an alpha (a) particle?
Positive
Negative
Neutral
Variable
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