Across
- 2. formula which represent valence electrons
- 4. attraction between nuclei and valence electrons
- 6. indicates relative numbers of atoms
- 8. a neutral group of atoms held together by bonds
- 9. composed of positive and negative ions
- 11. unequal attraction to shared electrons
- 12. bonding electrons are shared equally
- 13. repulsion of valence electrons
- 19. orbitals of equal energy produced
- 20. bonding of molecules or atoms that cannot be represented by a chart
- 21. indicates arrangment of bonds
- 23. ability to be hammered
- 24. uneven distribution of charge
- 25. one pair of electrons
- 26. mixing of two or more atomic orbitals
- 27. electrical attractions between anions and cations
- 28. simplest collection of atoms
Down
- 1. energy released when one mole of ionic compund is formed
- 3. hydrogen atom is bonded to a highly electronegative atom
- 5. valence electrons are indicated around the element symbol
- 7. energy required to break a chemical bond
- 10. types and numbers of atoms combined in a molecule
- 14. multiple pairs of electrons
- 15. compounds whose simplest units are molecules
- 16. charged group of covalently bonded atoms
- 17. sharing of electron pairs
- 18. ability to be drawn or pulled
- 22. attrcation between metal atoms and sea of electrons