Chemistry Crossword

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Across
  1. 2. Bromide the chemical name for LiBr
  2. 3. electrons outer electrons
  3. 4. Oxide the chemical name for BaO
  4. 5. The Group 2 elements, the most reactive group on the periodic table
  5. 8. a compound that separates into ions when it dissolves in water, producing a solution that conducts electricity
  6. 10. a solid formed from the reaction of two solutions
  7. 11. rapid reaction of a substance with oxygen to produce oxides
  8. 14. Bond The attraction that holds oppositely charged ions together in a compound
  9. 15. molecule a molecule consisting of only two atoms of either the same or different elements
  10. 16. Ion an ion made up of more than one atom that acts as a single particle
  11. 17. Property a description of a substance that does not involve forming a new substance (colour, texture and density)
  12. 18. a chemical that is produced during a chemical reaction
  13. 20. Property A characteristic behavior that occurs when the substance changes into something new
  14. 21. Metal The Group 1 Elements
  15. 22. ions that have negative charges
  16. 24. for molecular compounds what's the prefix for 4
Down
  1. 1. Earth Metals The Group 2 Elements
  2. 5. acid the chemical name for HCI
  3. 6. (II) Oxide the chemical name for PbO
  4. 7. a chemical, present at the start of a chemical reaction, that is used up during the reaction
  5. 9. Oxide the chemical name for BeO
  6. 12. a particle in which atoms are joined by covalent bonds
  7. 13. Compound a pure substance formed from two or more non-metals
  8. 19. Neither acidic or basic; with a pH of 7
  9. 20. ions with a positive charge
  10. 23. Gases The Group 18 elements