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  1. B

    Molecule shape

    I am almost certain that you don't need to know the shapes of molecules for the HSC. The shape of the molecule doesn't only depend on the number of atoms bonded with the central atom. But also lone pairs (two unpaired electrons). -BF3 have three fluorine bonded with bromine (no unpaired...
  2. B

    Post your 2016 ATAR here!

    94.60. Was expecting around 82 based on my trials.