Chemistry
What symbol appears on the periodic table for Beryllium which has the atomic number 4?
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What symbol appears on the periodic table for Unniloctium which has the atomic number 108?
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Which of the following structures best characterizes glass?
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What is a chemical or physical agent that tends to cause cancers?
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A water molecule cannot hydrogen bond to which of the following?
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What is the oxidation number on the chromium in a dichromate ion "(Cr2O7)^2-"?
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Which of these is used to determine the strength of a chemical bond?
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How many elements in the actinide series are not radioactive?
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Which of the following can be described as a species with a high, concentrated, denotable charge density?
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