Chemistry

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Across
  1. 3. The name of a bond where one or more electrons is transferred from one atom to another.
  2. 5. The basic unit of matter.
  3. 7. Water has a high _______ heat.
  4. 10. Water molecules are _____ because they have a negative and a positive pole.
  5. 11. A neutrally charged subatomic particle.
  6. 12. The name of a bond where atoms share one or more electrons.
Down
  1. 1. The bonds between water molecules are ________ bonds.
  2. 2. A negatively charged subatomic particle.
  3. 4. Electrons in the outermost shell of an atom are called __________ electrons.
  4. 6. A pure substance consists entirely of one type of atom.
  5. 8. _____ is less dense than liquid water.
  6. 9. The core of an atom that consists of protons and neutrons.
  7. 10. A positively charged subatomic particle.