levi duval

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Across
  1. 6. ends with
  2. 7. always center
  3. 10. symmetrical
  4. 13. CxHy(Oz)+O2(g)-->CO2(g)+H2O(l)
  5. 15. never center
  6. 17. AB-->A+B
  7. 19. happy with 8, all atoms
  8. 20. end to ide, nonmetals, gain E
  9. 21. A+B-->AB
  10. 24. A+BC-->B+AC
  11. 25. element name, metals, lose E
  12. 26. whole number before formula
Down
  1. 1. metal+nonmetal
  2. 2. moves in orbit around N
  3. 3. give away, positive
  4. 4. never center
  5. 5. mass of reactants=mass of products
  6. 6. bracket
  7. 8. take away, negative
  8. 9. happy with 2
  9. 11. starts with
  10. 12. heat,light,color change
  11. 14. S,P,D,F
  12. 16. AB+CD-->CB+AD
  13. 18. 2 nonmetals
  14. 22. last digit of group #
  15. 23. NH4