Science Crossword

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Across
  1. 3. Sodium + Chloride
  2. 7. Sodium + Carbon + Oxygen
  3. 8. Main element in Diamond
  4. 9. Solid to gas
  5. 10. In the air we breathe
Down
  1. 1. Element used in nuclear bombs
  2. 2. The smallest particle
  3. 4. Right side of the periodic table
  4. 5. Iron+ Oxide
  5. 6. Most used metals in electronics