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Chem question

Discussion in 'DAT Discussions' started by IndDent, Nov 16, 2005.

  1. IndDent

    IndDent || Bharat Maata Ki Jai ||
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    which one of these is not naturally occurring: O2, Cl2, SiO2 N2

    My answer is Cl2...SiO2 is sand, and that seems to be naturally occurring.
     
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  2. SMC2UCLA2_

    SMC2UCLA2_ Senior Member
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    O2 - DUH
     
  3. OP
    OP
    IndDent

    IndDent || Bharat Maata Ki Jai ||
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    it says...NOT naturally occurring...how is that O2?
     
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