Basic Chemistry

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Across
  1. 2. occurs whenever new substances with different chemical and physical properties are formed
  2. 3. non-uniform distribution of particles
  3. 5. electrons are transferred from one atom to another and it causes both atoms to have a change
  4. 7. involves changing shape, physical state, size, and temperature without changing the chemical identity
  5. 8. Contains hydrogen and oxygen; all the sources of vital elements
  6. 9. is matter in which all the basic units are the same; either elements or compounds; elements important for good health
  7. 11. is formed when atoms share one or more pairs of electrons
Down
  1. 1. uniform distribution of particles throughout
  2. 4. are substances that are put together but not chemically combined
  3. 6. are made up of minerals your body needs
  4. 10. Study of the makeup, structure, and properties of substances and the changes that occur to them
  5. 12. one kind of atom; food processing can strip some foods of these vital elements