General Chemistry

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Across
  1. 4. an introduction of a report that gives background information
  2. 6. an atom or group of atoms with a charge
  3. 7. we do this to an equation because we must observe the conservation of matter
  4. 8. two words CaCl2
  5. 11. the particle that is negatively charged in a atom
  6. 12. the particle in a nucleus that has not charge
  7. 13. this element is needed for most living things
Down
  1. 1. a mixture that is has an even distribution of material
  2. 2. this is the part of the lab report that might contain the question and hypothesis
  3. 3. a positively charged ion
  4. 5. a group of two or more elements that are bonded
  5. 9. single building block of matter
  6. 10. a negatively charged ion