Answers26-27 CFISD TX-Chemistry A CRThe Modern Atomic Theory

The Modern Atomic Theory Answers

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1
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The photoelectric effect is the diffractionemissionspinning

A
diffraction
B
emission
C
spinning
2
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The energy of the emitted electrons depends on the exposurefrequencyintensity of the light.

A
exposure
B
frequency
C
intensity
3

Which are aspects covered by Bohr’s atomic model?

A
Electrons can have a measured radius.
B
Higher orbits have lower energies.
C
Electrons exist between orbits.
D
Electrons do not have energy, the energy is determined by the orbit.
4

Which statements are true of the electron cloud model? Check all that apply.

A
It is also known as the planetary model.
B
It is considered the modern atomic model.
C
It describes the probable locations of the electrons.
D
It describes the specific locations of the electrons.
5

Compare the modern (electron cloud) model of the atom with Bohr’s atomic model. Which of these statements describe the two models correctly? Check all of the boxes that apply.

A
Bohr’s model was replaced only because of its age.
B
Bohr’s model electrons cannot exist between orbits, but in the electron cloud model the location of the electrons cannot be predicted.
C
The modern model explains all available data about atoms; Bohr’s model does not.
D
The modern model is more widely accepted because it was proposed by more well known scientists.

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The Modern Atomic Theory Answers — 26-27 CFISD…