Columbia Encyclopedia
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Os
(Encyclopedia)Os, symbol for the element osmium. ...Nb
(Encyclopedia)Nb, symbol for the element niobium. ...Nd
(Encyclopedia)Nd, symbol for the element neodymium. ...Ne
(Encyclopedia)Ne, symbol for the element neon.Xe
(Encyclopedia)Xe, symbol for the element xenon.Yb
(Encyclopedia)Yb, symbol for the element ytterbium. ...Br
(Encyclopedia)Br, symbol for the element bromine. ...Sm
(Encyclopedia)Sm, symbol for the element samarium. ...Tc
(Encyclopedia)Tc, symbol for the element technetium. ...Te
(Encyclopedia)Te, symbol for the element tellurium. ...Browse by Subject
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