【单选题】Reinventing the Table An earth scientist has rejigged the periodic table to make chemistry simpler to teach to students. (46)But Bruce Railsback from the University of Georgia3 says he is the first to...
A.
There have been many attempts to redesign the periodic table since Dmitri Mendeleev2 drew it up in 1871.
B.
Railsback has still ordered the elements according to the number of protons they have.
C.
'I imagine this would be good for undergraduates.'
D.
Railsback has listed some elements more than once. E And the size of element's symbol reflects how much of it is found in the Earth's crust. F The traditional periodic table was well drawn.