Average Bond Energies (kJ/mol)

Average Bond Energies (kJ/mol)
*Single Bonds*						*Multiple Bonds*
H—H	432	N—H	391	I—I	149	C = C	614
H—F	565	N—N	160	I—Cl	208	C ≡ C	839
H—Cl	427	N—F	272	I—Br	175	O = O	495
H—Br	363	N—Cl	200			C = O*	745
H—I	295	N—Br	243	S—H	347	C ≡ O	1072
		N—O	201	S—F	327	N = O	607
C—H	413	O—H	467	S—Cl	253	N = N	418
C—C	347	O—O	146	S—Br	218	N ≡ N	941
C—N	305	O—F	190	S—S	266	C ≡ N	891
C—O	358	O—Cl	203			C = N	615
C—F	485	O—I	234	Si—Si	340
C—Cl	339			Si—H	393
C—Br	276	F—F	154	Si—C	360
C—I	240	F—Cl	253	Si—O	452
C—S	259	F—Br	237
		Cl—Cl	239
		Cl—Br	218
		Br—Br	193
*C == O(CO₂) = 799

Referenced from Chemistry by Zumdahl (5th ed.) Table 8.4 on page 373