Columbia Encyclopedia

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Md

(Encyclopedia)Md, symbol for the element mendelevium. ...

Kr

(Encyclopedia)Kr, symbol for the element krypton. ...

Ba

(Encyclopedia)Ba, symbol for the element barium. ...

Pb

(Encyclopedia)Pb, symbol for the element lead.

Pd

(Encyclopedia)Pd, symbol for the element palladium. ...

Rn

(Encyclopedia)Rn, symbol for the element radon.

Xe

(Encyclopedia)Xe, symbol for the element xenon.

Yb

(Encyclopedia)Yb, symbol for the element ytterbium. ...

Ca

(Encyclopedia)Ca, symbol for the element calcium. ...

Br

(Encyclopedia)Br, symbol for the element bromine. ...