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7th Grade Precomp Review

Name:_______________________________
Mrs. Rose's class
Finish this puzzle WITHOUT using your notes!
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Across
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Stores solutions and dilutions
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Produces heat
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This element has a very low ionization energy, the lowest
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Orange juice with pulp
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Prefix for IO-
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An obvious mixture (abbr.)
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Used for finding mass
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Nonmetal x 2
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Measures volume
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Shiny, conductive, high melting points, and various charges
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This atomic trend describes the size of an atom
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High kinetic energy, no shape
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This should always be tied up for labs
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Never do this in a lab (safe it for MPR)
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A row on the periodic table
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Only positive polyatomic ion
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Elements, so radioactive!
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Tap water, mixture?
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One carbon, one nitrogen, one electron
Down
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Most current atomic model
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Low kinetic energy, fixed shape
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Burning toast change
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Lab data with numbers
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Compound type substance
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Popsicle vs hot day
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These elements divide the periodic table
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This element is the tiniest
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Super reactive elements, like to gain an electron
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Many atoms =
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Metal and nonmetal
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This family is split up, Hydrogen doesn't get to hang
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Never leave chemicals ___
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Has charged particles and a very high kinetic energy
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Atom lost an electron
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Most funnest class ever.
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Has a negative charge
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Protects eyes
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Fluorine's ion
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The happiest number of valence electrons
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Group 8, Period 4