Chemistry Unit 3
Across
- 4. composed of metals and nonmetals
- 5. A group of atoms with a positive or negative charge
- 6. Held together by electrostatic forces
- 8. the lowest whole number ratios of ions in an ionic compound
- 9. The shared electrons are shared equally
- 12. bond Electronegativity greater than 1.8
- 13. neutral groups held together by covalent bonds
- 14. attractions between molecules
- 15. 4 bonds on the central atom
- 17. Attractions between polar molecules
- 18. stabalizing electron configurations
- 19. What prefix do you use if the first element has just one atom?
- 20. Weakest of all IMFs
Down
- 1. Composed of two elements
- 2. consist of a cation and anion
- 3. composed of two nonmetals
- 7. What does poly mean?
- 10. two atoms held together by one pair of electrons, is what type of bond?
- 11. diagrams that show valence electrons in an atom as dots
- 16. What is an unshared pair also called?