Unit 3: Resonance, Delocalized Systems, and Bond Lengths/Strengths

Question 1

For resonance, draw arrows from _____ electron density to _____ electron density

Answer 1

high to low

Question 2

electrons can move along the π-way, back and forth (_________)

Answer 2

delocalized

Question 3

Having more bonds between carbon atoms in a C-C bond ______ the strength of the bond and _________ the length between the two atoms

Answer 3

increases, decreases

Question 4

triple bond have what percent s character?

Answer 4

50% s character
the highest

Question 5

the greater the s character, the ________ the bond will be

Answer 5

shorter

Question 6

triple bonds are strongest because s-orbitals are _______ than p-orbitals, and s-orbitals are ______ to the nucleus, so they…

Answer 6

smaller, closer
hold their electrons tighter