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Homework Help: Some general questions on elements

  1. Apr 26, 2005 #1
    1) why is the element fluorine added to tap water?
    2) what element is believed to give lo.a moon of jupiter its distinctive colour
    4)what element was used to make semiconductor components before being replacedby silicon
    5)where is triton found, please elaborate on it

    thanks kaluence
  2. jcsd
  3. Apr 26, 2005 #2
    1) As F is very very reactive , it is kept in water via following reaction:

    F(2) +H(2)O -----> HF + O(2)
  4. Apr 26, 2005 #3


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    Staff Emeritus
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    Orbiting neptune. :wink:

    Seriously, though, you should show some attempt to do the problem before asking us.
  5. Apr 27, 2005 #4
    sorry, cause i just realise 5-6mins before i realise i had to answer this question,but thanks i really love the comunity her.. you guys are always so frenly and nice.. haha btw i found the answers already..realise deadline was next week not this week :rofl:
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