Bonds Crossword Puzzle

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Across
  1. 1. atoms group joined by chemical bonds
  2. 4. ___ bond is formed between metal atoms
  3. 6. atoms prefer to have eight electrons in the valence shell
  4. 8. formula chemical symbols that represent the atoms of the elements and their ratios in a chemical compoud
  5. 10. ion with a negative charge
  6. 14. the electrons in the outermost shell
  7. 15. ability to be formed into long, thin wires
  8. 17. formed by the complete transfer of some electrons from one atom to another
  9. 18. have 8 valence electrons
  10. 21. metallic compound's ability to be hammered into sheets
  11. 23. cloud region of negative charge surrounding an atomic nucleus
  12. 24. positively charged particle
  13. 25. consists of the mutual sharing of one or more pairs of electrons between two atoms
Down
  1. 2. able to dissolve in water
  2. 3. ion with a positive charge
  3. 5. staircase of the periodic table
  4. 7. is a molecule that can be charged positively or negatively
  5. 9. a group of atom bonded together
  6. 11. negatively charged particle
  7. 12. uncharged particle
  8. 13. elements on the right side of the periodic table
  9. 16. a material is changed into different properties with new substances
  10. 19. hold molecules together and create temporary connections that are essential to life
  11. 20. elements on the left-middle side of the periodic table
  12. 22. basic unit of an element