Typical Bond Energies

Question 1

H-H

Answer 1

450 kJ/mol

.74 A

Question 2

C-C

Answer 2

350 kJ/mol

1.54 A

Question 3

C-O

Answer 3

360 kJ/mol

1.43 A

Question 4

C-N

Answer 4

305 kJ/mol

1.47 A

Question 5

N-N

Answer 5

167 kJ/mol

1.45 A

Question 6

N=N

Answer 6

418 kJ/mol

1.25 A

Question 7

C-S

Answer 7

272 kJ/mol

1.82 A

Question 8

Au(111)-S

Answer 8

300-400 kJ/mol

2.2-2.6 A

Question 9

Ph-OR

Answer 9

~280 kJ/mol