Chemistry

Which of these is a heavy gas used in specialized electric lamps?

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What is the first element on the periodic table?
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Which Middle Eastern country was widely accused of using chemical weapons in 2013?
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Which of the following can possess chirality?
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Which branch of chemistry deals with the determination of the chemical composition of substances?
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What name is given to water in the gaseous state?
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Which of the following is not used in a chemistry lab?
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What phenomenon explains why cyclohexatriene does not exist?
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What is the symbol used on the periodic table for the element Scandium?
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