Q 6

carbon makes a total of ____ bonds in a compound

4

4 domain bond angle

109.5 degrees

3 domain bond angle

120 degrees

2 domain bond angle

180 degrees

4 domain hybrid orbital

sp3

3 domain hybrid orbital

sp2

2 domain hybrid orbital

sp

asymmetrical molecules are ____ and the dipoles ____

polar, do not cancel

symmetrical molecules are ___ and the dipoles ____

nonpolar, cancel

single bond

sigma

double bond

sigma + pi bond

triple bond

sigma + 2 pi bonds

the energy to break an ionic bond in a compound

lattice energy

lattice energy increases as ____ increases

the ion’s charge

lattice energy decreases as ____ increases

the radii of the ions (can be deduced from Coulomb’s Law)

formal charge involves comparing the number of ____ to the number of ____ in the lewis structure

valance electrons an atom has, electrons around it

in formal charge, remember to ____ the bonded electrons evenly between the atoms

split

when drawing a Lewis Dot Structure….

first, obey the octet rule. then use formal charge if necessary

extra electrons can go on the….

larger central atom

if you have too few electrons….

start making double or triple bonds