Ch 4 Atom History, Avg Atomic Mass, etc. Study Set 2
Chemistry, Physics
10th - 12th Grade
NGSS covered
Used 8+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who was the first person to study atomic theory?
Dalton
Democritus
Chadwick
Miller
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
True or False? John Dalton believed that moving electrons exist in electron clouds around the nucleus.
False
True
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the name of J.J Thomsons' model of atomic structure.
Electron Cloud Model
Electron Sea Model
Plum Pudding Model
Bohr Model
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who proposed the idea that electrons are not fixed but constantly move?
Dalton
Bohr
Schrodinger
Chadwick
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What does the Bohr model suggest?
Atoms are small, hard, indivisible objects.
That protons in the nucleus are attracted to electrons in the electron clouds.
That electrons travel around the nucleus of an atom in orbits or definite paths.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Who proposed that the atom consists mostly of empty space?
Bohr
Dalton
Rutherford
Chadwick
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which model suggested that: Atoms mostly consist of positively charged material with negatively charged particles (electrons) located throughout the positive material.
Bohrs Model
Plum Pudding Model
Democritus Model
Our current model
Tags
NGSS.MS-PS1-1
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