(c) Define metalloids. Give two examples
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elements with properties intermediate between metals and nonmetals. Boron, silicon, germanium, arsenic, antimony, tellurium, and polonium are metalloids. ... Metalloids tend to be semiconductors; silicon is the best known example of a semiconductor...
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A metalloid is a chemical element that exhibits some properties of metals and some of nonmetals. ... Boron, silicon, germanium, arsenic, antimony, tellurium, and polonium are metalloids. In some cases, authors may also class selenium, astatine, aluminum, and carbon as metalloids, but this is less common.
Elements: Germanium; Polonium; Silicon; Selenium.
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