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Posted by on Tuesday, September 4, 2007 at 4:12pm.

Some elements are missing, and others have no name but have an atomic number. (116) When will the table ever be complete? How do we know that it's not already complete?

  • science - periodic table - , Tuesday, September 4, 2007 at 4:13pm

    sorry start the sentence

    On the periodic table....

  • science - periodic table - , Tuesday, September 4, 2007 at 5:07pm

    The table will be complete when scientists stop making new elements. It is complete now for elements that occur naturally

  • science - periodic table - , Tuesday, September 4, 2007 at 6:52pm

    ok thanks

  • science - periodic table - , Thursday, November 13, 2008 at 9:02pm

    An arrangment of elements in columns based on a set of properties that repeat from row to row... is hat?

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