Electrons carry a ______ charge.

Quantum mechanical model of the atom: Part 1

Quiz
•
Chemistry
•
10th Grade
•
Medium
Luke Proctor
Used 27+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Positive
Negative
Neutral
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Why did the Bohr model fail?
as the electrons do not in fact move around the nucleus in circular orbits
as protons are not found In the nucleus
as electrons cannot absorb energy and become excited
because it only worked for metals
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Who proposed that electrons are only found in specific, discrete circular orbits around the nucleus like the solar system model?
Albert Einstein
Erwin Schrodinger
Ernest Rutherford
Niels Bohr
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What model of the atom replaced Bohr's model?
Heisenberg's model
Thomson's model
Rutherford's model
Quantum Mechanical model
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What was De Broglie's main finding?
He discovered atomic orbitals
He believed protons, just like light particles, could act as waves.
He believed electrons, just like light particles, could act as waves.
He could always find the position and speed of an electron
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Regions in which electrons are likely to be found are called?
atomic orbitals
principal energy level
energy sublevel
spin
8.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
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