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  • 22-03-2017
  • Chemistry
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logansp8
logansp8 logansp8
  • 22-03-2017
Silicon (Si). This is too reactive to be found in nature and is the most reactive in the list, followed by Chlorine (Cl), then Argon (Ar) then Helium (He) 
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8828
8828 8828
  • 22-03-2017
I think the answer is c
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