Chemistry Unit 2

1234567891011121314151617181920
Across
  1. 3. Particle that is positively charged
  2. 5. The abbreviated word of atomic mass unit
  3. 6. A particle that has 0 charge
  4. 8. Crystals that contain water vapor trapped inside their solid structure
  5. 10. A standard scientific unit for measuring large quantities of very small particles such as atoms or molecules
  6. 11. The process of heating a crystal that contains water to vaporize and remove the water.
  7. 12. A particle that consists of a nucleus of protons and neutrons surrounded by electrons
  8. 13. An element that has a molar mass of 63.55g
  9. 15. What formula that is a whole number multiple of the empirical formula
  10. 16. Elements that have an unequal # of protons & neutrons
  11. 18. Formula that defies the lowest whole number ratio of parts in a compound
  12. 20. Particle that is found outside the nucleus
Down
  1. 1. A group of two or more atoms chemically bonded together
  2. 2. Elements that have the same number of protons, but a different number of neutrons
  3. 4. The neutron is found within the ____ of an atom
  4. 5. A Crystal that has water vapor removed from its solid structure
  5. 7. Element that has an atomic # of 10
  6. 9. Protons, neutrons, and electrons are all _____ particles
  7. 14. The compound of H2O is called
  8. 17. Electrons are _____ charged
  9. 19. A Crystal that still contains H2O within its structure