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posted by  LivedeviL on 11/16/2008 12:26:58 AM  |  status: Live  

Will rate life's saver for easy questions 2

Course Textbook Chapter Problem
General Chemistry Chemistry (6th) by Zumdahl, Zumdahl 7 N/A
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Which of the following statements is (are) true?
I.  An excited atom can return to its ground state by absorbing electromagnetic radiation.
II.  The energy of an atom is increased when electromagnetic radiation is emitted from it.
III.  The energy of electromagnetic radiation increases as its frequency increases.
IV.  An electron in the n = 4 state in the hydrogen atom can go to the n = 2 state by emitting electromagnetic radiation at the appropriate frequency.
V.  The frequency and wavelength of electromagnetic radiation are inversely proportional to each other.
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posted by CHEMNATION! on 11/16/2008 7:49:51 AM  |  status: Live
Asker's Rating: Lifesaver   
LivedeviL's comment:
"thanks"
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  Question 2 10 points   Save  
 

Which of the following statements is (are) true?
I.  An excited atom can return to its ground state by absorbing electromagnetic radiation.
II.  The energy of an atom is increased when electromagnetic radiation is emitted from it.
III.  The energy of electromagnetic radiation increases as its frequency increases.
IV.  An electron in the n = 4 state in the hydrogen atom can go to the n = 2 state by emitting electromagnetic radiation at the appropriate frequency.
V.  The frequency and wavelength of electromagnetic radiation are inversely proportional to each other.
Question 2 answers





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posted by M. on 11/16/2008 9:52:06 AM  |  status: Live
Asker's Rating: Helpful   
LivedeviL's comment:
"thanks also :D"
Response Details:

Which of the following statements is (are) true?
I.  An excited atom can return to its ground state by absorbing electromagnetic radiation.
II.  The energy of an atom is increased when electromagnetic radiation is emitted from it.
III.  The energy of electromagnetic radiation increases as its frequency increases.
IV.  An electron in the n = 4 state in the hydrogen atom can go to the n = 2 state by emitting electromagnetic radiation at the appropriate frequency.
V.  The frequency and wavelength of electromagnetic radiation are inversely proportional to each other.
http://en.wikipedia.org/wiki/Electromagnetic_radiation (this is where I found all of your answers) :)

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