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Crossword clues

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Two or more atoms bound together as a single unit and forming part of a molecule
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Of or being a nonmetallic element that has some of the properties of ___
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Any of the bivalent metals of group II of the periodic table
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An amount of time
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Any of several chemical elements that are usually shiny solids that conduct heat or electricity (plural)
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The act of passing from one state or place to the next
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Any of the chemically inert ___ elements of the helium group in the periodic table
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A chemical element lacking typical metallic properties (plural)
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Any of five related nonmetallic elements that are all monovalent and readily form negative ions (plural)
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Any of the monovalent ___ of group I of the periodic table (plural)
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The principle that chemical properties of the elements are ___ functions of their atomic
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Russian chemist who developed a periodic table of the chemical elements and predicted the discovery
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