Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Bohr's Model And Limitations
Test Description: Review of Bohr's model and its limitations
Instructions: Answer all questions to get your test result.
1) For an electron in an atom to change from the ground state to an excited state,
A
energy must be released.
B
energy must be absorbed.
C
radiation must be emitted.
D
the electron must make a transition from a higher to a lower energy level.
2) 14. If electrons in an atom have the lowest possible energies, the atom is in the
A
excited state.
B
inert state.
C
radiation-emitting state.
D
ground state.
3) The change of an atom from an excited state to the ground state always requires
A
release of visible light.
B
an increase in electron energy.
C
emission of electromagnetic radiation.
D
absorption of energy.
4) The French scientist Louis de Broglie theorized that
A
electrons could have a dual wave-particle nature.
B
the natures of light and quantized electron orbits were not similar.
C
Bohr's model of the hydrogen atom was completely correct.
D
light waves did not have a dual wave-particle nature.
5) Which model of the atom explains the orbitals of electrons as waves?
A
Planck's theory
B
Rutherford's model
C
the Bohr model
D
the quantum model
6) All of the following describe the Schrödinger wave equation except
A
it helped lay the foundation for the modern quantum theory.
B
it is an equation that treats electrons in atoms as waves.
C
it is similar to Bohr's theory.
D
only waves of specific energies and frequencies provide solutions to the equation.
7) A three-dimensional region around a nucleus where an electron may be found is called a(n)
A
spectral line.
B
electron path.
C
orbital.
D
orbit.
8) According to the quantum theory of an atom, in an orbital
A
electrons cannot be found.
B
electrons travel around the nucleus on paths of specific radii.
C
an electron has no energy.
D
an electron's position cannot be known precisely but can be predicted.
9) The velocity nor the position of an electron cannot be known at the same time according to
A
Heisenberg uncertainty principle
B
the dual nature of the electron
C
the photo electric effect
D
the butterfly effect
10) If the intensity of a photon is increased, but the photon has a lower energy than the electron to be ejected from a metal then
A
the photon will be absorbed by the electron
B
the electron will be ejected
C
the electron will not be ejected
D
the photon will be absorbed the metal
*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?