Chemistry

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Across
  1. 2. Table Arrangement of elements based on their atomic number and properties
  2. 4. Reaction A single compound breaks down to produce
  3. 6. Negative Subatomic Particle
  4. 7. Mass The number of Protons plus Neutrons in an atom
  5. 9. The building blocks of all living and non living things
  6. 11. or more simpler products.
Down
  1. 1. One rearrangement in the equation
  2. 2. Positive subatomic Particle
  3. 3. No charge
  4. 5. Reaction Two or more substances combine to produce a single new substance
  5. 8. Occur when an element gains or loses an electron.
  6. 9. Number Number of protons in an atom
  7. 10. Two rearrangements in the equation