Yttrium (39) is a, metal, semi-metal, non-metal, Xenon (54) is a, metal, semi-metal, non-metal, Boron is a, metal, semi-metal, non-metal, Is scandium (21) shiny? , yes, probably , no, probably not, Does selenium (34) conduct electricity? , yes, no, Is iodine (53) malleable or brittle?  , malleable, brittle, All non-metals are gases. , True, False, There are only TWO liquid elements on the Periodic Table. , True, False.

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