State at 25°C

The physical states of the elements at 25°C and one atmosphere have been determined from melting and boiling points reported in the 81th edition of the CRC HANDBOOK OF CHEMISTRY AND PHYSICS, D. R. Lide, Ed., CRC Press, Inc., 2000. Data from the CRC HANDBOOK OF CHEMISTRY AND PHYSICS was collected online at:

http://www.knovel.com/knovel2/Toc.jsp?BookID=34 (accessed July, 2002)

At room temperature two elements, bromine and mercury, are liquids; eleven elements are gases; the remaining elements are all solids (At room temperature two elements, bromine and mercury, are liquids; eleven elements are gases; the remaining elements are all solids (although Gallium, Cesium and Francium are quite close to their melting points).