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Quantum Physics and the Atom Questions - All Grades

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Grade 9 Quantum Physics and the Atom
An element's electrons can absorb photons with any amount of energy.
  1. True
  2. False
Grade 11 Quantum Physics and the Atom
A particle's De Broglie wavelength, λ, shows the ratio between Planck's constant and which of the following?
  1. linear momentum of a particle
  2. angular acceleration of a particle
  3. mass of a particle
  4. energy state of a particle
Grade 11 Quantum Physics and the Atom
Electrons in which sublevel would have the highest energy?
  1. 2s
  2. 2p
  3. 1s
  4. 4p
Grade 11 Quantum Physics and the Atom
h2π represents the reduced Planck's constant, or the quantized form of what in quantum mechanics?
  1. angular frequency
  2. torque
  3. angular momentum
  4. angular displacement
Grade 11 Quantum Physics and the Atom
Planck’s constant is a constant that exists on what scale?
  1. macroscopic
  2. statistical
  3. atomic
  4. subatomic
Grade 11 Quantum Physics and the Atom
In electrolysis, which quantity must be divided by the Faraday constant to determine the number of moles of the element that is oxidized?
  1. the temperature in degrees
  2. the electric potential
  3. the amount of charge
  4. the total mass of substance
Grade 11 Quantum Physics and the Atom
Planck's law relates to the radiation that which of the following emits in thermal equilibrium at a specific temperature?
  1. ideal gas
  2. infinite light source
  3. black body
  4. none of the above
Grade 11 Quantum Physics and the Atom
Which of the following formulas correctly expresses the Rydberg constant?
  1. h2(me)(e2)(ke)
  2. (2π5)(k4B)(15h3)(c2)
  3. (e2)(ke)2α0
  4. (me)(e4)(8)(ε0)2(h3)(c)
Grade 11 Quantum Physics and the Atom
Faraday’s first law of electrolysis says that a substance's mass changed at an electrode during electrolysis is directly proportional to the
  1. amount of electricity transferred at said electrode.
  2. temperature of the electrolyte.
  3. none of the above.
Grade 11 Quantum Physics and the Atom
Which of the following constants will help in finding the intensity of the light emitted by an incandescent bulb?
  1. Planck constant
  2. Faraday constant
  3. Stefan-Boltzmann constant
  4. Wien displacement
Grade 11 Quantum Physics and the Atom
Which of the following shows the correct value of the Stefan-Boltzmann constant, with correct SI units?
  1. 5.670373(21)×10-8Wm-2K-4
  2. 1.054×10-34Js
  3. 6.626×10-34Js
  4. 7.5657×10-16Jm-3K-4
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