Across
- 2. structure, is a drawing of a molecule that illustrates the connectivity of compound.
- 4. element, all gases.
- 6. group of atoms bonded together.
- 7. rule, is a chemical rule of thumb that reflects observation.
- 8. bond, bond between 2 atoms involving 2 valence electrons.
- 12. bond, chemical bond in which 3 parts of electrons are shared between 2 atoms
- 15. ion, ion composed of 2 or more atoms covalenty bonded.
- 17. bond, Covalent bond between 2 atoms where the eletrons forming the bond are unequally distrubuted
- 18. energy, measure of bond strength in chemical bond.
- 19. formula, mathmetical relationship or rule expressed in symbols
Down
- 1. compund, 2 different elements.
- 3. compound, when 2 or more nonmetals are bonded by valence electrons.
- 5. a chemical property that describes the tendency of an atom to attract a shared pair of electrons towards itself.
- 9. pair, refers to a pair of valance electrons that are not share with another atom.
- 10. bond, 2 atoms share a pair of electrons with each other.
- 11. compound-any chemical compounds that contain carbond
- 13. a substance that has a molecular structure
- 14. Theory, is a model used in chemistry to predict the geometry of individual molecules from the number of electron pairs surrounding their central atoms.
- 16. bond, bind between 2 chemical elements involving 4 bonding electrons.