Science Crossword puzzle

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Across
  1. 5. The state or power of being reactive or the degree to which a thing is reactive.
  2. 6. Able to be hammered or pressed
  3. 7. Vertical rows on the periodic table that sort elements by there valence electrons.
  4. 8. Able to be deformed without losing toughness; pliable, not brittle
  5. 10. A solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical conductivity.
  6. 11. A law stating that the elements, when listed in order of their atomic numbers (originally, atomic weights).
  7. 12. An element or substance that is not a metal.
  8. 13. A gentle sheen or soft glow, especially that of a partly reflective surface.
  9. 14. Horizontal rows on the periodic table that sort elements by there energy levels.
Down
  1. 1. Properties A chemical property is any of a material's properties that becomes evident during, or after, a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity.
  2. 2. Properties A property (as color, hardness, boiling point) of matter not involving in its manifestation a chemical change.
  3. 3. An element (e.g. arsenic, antimony, or tin) whose properties are intermediate between those of metals and solid nonmetals.
  4. 4. A table of the chemical elements arranged in goups and periods.
  5. 9. To determine the taxonomic position or category of (a biological specimen).