Chemistry Crossword

6. ______ bonding involves a sharing of electrons
8. _____ electrons are in the outermost shell of the atom
11. the ____ rule says atoms will gain or lose enough electrons to have the same amount of electrons as a noble gas
12. The chemical formula for an ionic compound that is arranged in the smallest whole-number ratio
13. covalent bonds are a lot ____ than ionic bonds
14. a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.

1. The octet rule says that after losing or gaining electrons an atom will be _____ with a noble gas
2. Central atom has no unshared pairs and is sharing electrons with 4 other atoms
3. Central atom has one unshared pair and is sharing electrons with 3 other atoms
4. ______ bonding involves a transfer off electrons
5. H2O is what geometric shape
7. CH2O is what geometric shape (hint _____ planar)
8. The electron pairs (both shared and unshared) in the outermost energy level try to get as far apart from each other as possible.
9. a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds.
10. CO2 is what geometric shape