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7th Grade Precomp Review

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