Unit 4 Study Guide

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Across
  1. 1. _____________ is a separation technique that involves the use of a magnet.
  2. 4. the _______________ side of the periodic table is where you can find the metals.
  3. 9. substance An element and compound are both a _______________
  4. 10. _____________ is a technique for separating a solid and a liquid that requires gravity.
  5. 13. Salt that is COMPLETELY dissolved in water is known as a _______________ mixture.
  6. 14. Homozygous mixtures are _______________ throughout
  7. 15. ______________ involves substances with different boiling points and an elaborate setup where one substance will change states of matter (liquid to gas to liquid).
Down
  1. 2. Group number 18 of the periodic table, also known as the _______________, are the least reactive elements.
  2. 3. _____________ can involve the use of a special type of paper and is used to identify different dyes or pigments in a substance.
  3. 5. a bowl of cereal and milk is known as a _______________ mixture.
  4. 6. _____________ separation involves the use of a tool, like forceps or a strainer.
  5. 7. On the periodic table, groups 3-12 (the middle section) are known as _______________ metals.
  6. 8. _______________ consists of 2 or more elements and can be separated, but only by a chemical reaction
  7. 11. The right side of the periodic table is where you can find the _______________ .
  8. 12. ______________ can NOT be broken down by physical or chemical means and is located on the periodic table.