[Answer] Which element in period 3 on the periodic table is a metalloid?

Answer: silicon (Si)

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Which element in period 3 on the periodic table is a metalloid? Fri Oct 21 2016 · Chemical elements exhibit chemical as well as physical properties lie between metals and nonmetals is known as mettaloids. Metalloids are present on the right hand side of the periodic table such as boron silicon germanium arsenic antimony and tellurium. The series of these six elements is said to be metalloids. Tue May 25 2010 · It's in the metalloid group. Antimony ( Sb ) is a chemical element a metalloid placed in the group 15 and period 5 of the periodic table of Mendeleev. ... Wed Sep 21 2011 · The element has 3 energy levels means that it is in the 3rd period. The only metalloid in the 3rd period is Si . It is in the 14th group. The metalloids; boron (B) silicon (Si) germanium (Ge) arsenic (As) antimony (Sb) tellurium (Te) polonium (Po) and astatine (At) are the elements found along the step like line between metals and non-metals of the periodic table . Metalloids have properties of both metals and non-metals. Mon Sep 14 2009 · Period 3 of the Periodic Table is the last period with only 8 elements in . The next period is the first of the transition metals. Period 3 contains 1 Alkali Metal 1 Alkaline Earth Metal 1 'Earth Metal' 1 Metalloid 2 Other Non-metals 1 Halogen and 1 Inert Gas. As you can see in the periodic table there is a line that distinguishes boron and aluminum to the border seen between polonium and astatine. ...

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