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Ch.22 - The Main Group Elements

Chapter 22, Problem 22.44c

Consider the elements C, Se, B, Sn, and Cl. Identify which of these elements:

c. Is the best electrical conductor

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All right. Hi everyone. So this question is asking us which element, silicone, indium oxygen or bromine is the best conductor of electricity? Option A is silicone. Option B says indium option C says oxygen and option D says bromine. Now recall first and foremost that being a good conductive electricity is a property that's characteristic of metals, right? Because metals are fantastic conductors of electricity due to electrons that can move freely throughout the metallic solid. Now, by contrast, right oops recall that nonmetals by comparison are not the best conductors of electricity, right? In fact, they're quite poor conductors. And the reason for this is because electrons found inside of nonmetals are more tightly bound and therefore cannot move as freely. However seite or semi metals, right? Semi metals fall somewhere in between a metal and a non metal in terms of its conductivity, which means that generally they can be used as semiconductors because while they are better conductors and nonmetals, they do still have less conductivity than metals. So, of the four elements listed in this question, the idea is to find which of these four is a metal and therefore the best conductor of electricity So if we consider the four elements listed for this question, great recall that both oxygen and bromine are non metals, therefore, they're relatively poor conductors of electricity. So the question is between silicone and indium, which is the metal. And to answer that question, recall that silicone is actually a semi meal, which means that indium is the only metal of the four elements listed here. Therefore, our answer is going to be option B in the multiple choice right. Indium is the only metal listed here, which means that it is going to be the best conductor of electricity. And with that being said, thank you so very much for watching and I hope you found this helpful.