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- 1. Multiple Choice
What is the energy of light (in Joules) with a frequency of 2.5x1014 Hz?
1.2x10-6 J
7.5x1022 J
1.65x10-19 J
2.65x10-48 J
- 2. Multiple Choice
What type of spectrum is shown below?
continuous spectrum
absorption spectrum
black line spectrum
emission spectrum
- 3. Multiple Choice
What causes an atom to ABSORB light?
photons take in energy and jump to a higher energy level
electrons take in energy and jump to a higher energy level
electrons release energy when falling to a lower energy level
photons release energy when falling to a lower energy level
- 4. Multiple Choice
What causes bright lines on an emission spectrum?
electrons jumping to higher energy levels when absorbing light
electrons falling to lower energy levels, releasing light
protons jumping to higher energy levels when absorbing light
protons falling to lower energy levels, releasing light
- 5. Multiple Choice
What factors affect the pattern produced in an emission spectrum? (select two
number of electrons
type of energy being absorbed
height from which electrons fall
number of protons in an atom
- 6. Multiple Choice
Which electron is most likely ABSORBING violet light?
A
B
C
D
- 7. Multiple Choice
What best describes what electron C is doing?
absorbing red light
emitting red light
emtting violet light
absorbing violet light
- 8. Multiple Choice
What type of spectrum is shown below?
continuous spectrum
absorption spectrum
emission spectrum
bright line spectrum
- 9. Multiple Choice
When falling from an excited state to its ground state, an electron emits light with an energy of 2.85x10-19 J. What best describes the light?
orange light is emitted
green light is absorbed
violet light is emitted
red light is absorbed
- 10. Multiple Choice
What is the color of a photon has 2.73 eV of energy?
yellow
green
blue
violet
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