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01230_Valence Electrons (P1).txt
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1995-12-08
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8 lines
Which of the following is a semimetal?
A. Magnesium
B. Carbon
C. Germanium
D. Selenium
C
Magnesium is a metal. Carbon and selenium are nonmetals. Germanium borders the line between metals and nonmetals and is, thus, a semimetal or metalloid.