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Author Question: Characteristic x-rays can be produced by bombarding targets with electrons. These x-rays occur when ... (Read 48 times)

Pineappleeh

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on: Jul 28, 2018
Characteristic x-rays can be produced by bombarding targets with electrons. These x-rays occur when
 a. electrons from higher shells fill the vacant lower shell
  b. electrons fill the vacant valence shell
  c. photons are emitted with energies on the order of 103 eV
  d. photons are emitted with wavelengths on the order of 103 nm

Question 2

Forbidden transitions and selection rules suggest that
 a. a photon has linear momentum.
  b. a photon has energy.
  c. a photon has angular momentum.
  d. a photon has parity.
  e. a photon has mass.


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jaygar71

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


Pineappleeh

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

juliaf

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Reply 3 on: Yesterday
Gracias!

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