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doit_the_clown doit_the_clown
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7 years ago
An electron is in the n = 3 energy level in a hydrogen atom.  To ionize this atom it is necessary for the electron to gain a minimum of how much energy?  (See Figure 4-11, Comins and Kaufmann, Discovering the Universe, 7th Ed.)
   A)  1.5 eV    B)  4.5 eV    C)  12.1 eV    D)  13.6 eV
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Discovering the Universe

Discovering the Universe


Edition: 7th
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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hyponoticahyponotica
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7 years ago
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doit_the_clown Author
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7 years ago
Thanks
lipop
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Smart ... Thanks!
big_larry_samp
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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