Poor metal
From Wikinfo
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The poor metals are those metallic elements which, on the periodic table, are adjacent to the metalloids (which are also known as the semi-metals). They tend to be soft, with low melting points.
The poor metals are:
Elements 113 to 116 can be included, and are known temporarily as:
References
- Adapted from the Wikipedia article, "Poor_metal" http://en.wikipedia.org/wiki/Poor_metal, used under the GNU Free Documentation License
