Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Atomic Theory 2
Test Description: Review of Rutherford's Gold Foil Experiment
Instructions: Answer all questions to get your test result.
1) Which statement below accurately describes the contributions of Thomson?
A
discovered the existence of electrons
B
ancient Greek philosopher who proposed that matter was continuous
C
proposed the modern Atomic Theory
D
created the modern periodic table
2) Which of the statements about the discovery of electrons is FALSE?
A
Because atoms are neutral, the existence of a negatively charged particle implied there must be a positively charged componen
B
Thomson proposed that electrons were small particles held within a positively charged sphe
C
Rutherford proved the plum-pudding model correct.
D
The negatively charged electron is located outside the nucleus.
3) In Rutherford's experiments, alpha particles
A
b. were used to bombard a cathode plate.
B
d. were used to bombard thin metal foil.
C
c. collided with electrons.
D
a. passed through a tube containing gas.
4) In Rutherford's experiments, most of the alpha particles
A
a. bounced back.
B
c. were absorbed by the foil.
C
b. passed through the foil.
D
d. combined with the foil.
5) Because most particles fired at metal foil passed straight through, Rutherford concluded that
A
d. atoms were indivisible.
B
a. atoms were mostly empty space.
C
c. electrons formed the nucleus.
D
b. atoms contained no charged particles.
6) Because a few alpha particles bounced back from the foil, Rutherford concluded that they were
A
c. repelled by densely packed regions of positive charge.
B
b. indivisible.
C
a. striking electrons.
D
d. magnetic.
7) Rutherford's experiments led him to conclude that atoms contain massive central regions that have
A
a. a positive charge.
B
b. a negative charge.
C
d. both protons and neutrons.
D
c. no charge.
8) A positively charged particle with mass 1.673 x 10^–24 g is a(n)
A
c. proton
B
b. neutron.
C
d. positron.
D
a. electron.
9) A nuclear particle that has about the same mass as a proton, but with no electrical charge, is called a(n)
A
b. neutron.
B
a. nuclide.
C
c. electron.
D
d. isotope.
10) An atom is electrically neutral because
A
c. the numbers of protons and electrons are equal.
B
d. the numbers of protons and neutrons are equal.
C
a. neutrons balance the protons and electrons.
D
b. nuclear forces stabilize the charges.
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?