Bond Energy

Single Bonds

ΔHº

Single Bonds

ΔHº

Multiple Bonds

ΔHº

H-H

104.2

B-F

154

C=C

146

C-C

83

B-O

123

N=N

109

N-N

38.4

C-N

73

O=O

119

O-O

35

N-CO

86

C=N

147

F-F

36.6

C-O

85.5

C=O (CO2)

192

Si-Si

52

O-CO

110

C=O (aldehyde)

177

P-P

51

C-S

65

C=O (ketone)

178

S-S

54

C-F

116

C=O (ester)

179

Cl-Cl

58

C-Cl

81

C=O (amide)

179

Br-Br

46

C-Br

68

C=O (halide)

177

I-I

36

C-I

51

C=S (CS2)

138

H-C

99

C-B

94

N=O (HONO2)

143

H-N

93

C-Si

83

P=O (POCl3)

110

H-O

111

C-P

73

P=S (PSCl3)

70

H-F

135

N-O

55

S=O (SO2)

128

H-Cl

103

S-O

87

S=O (DMSO)

93

H-Br

87.5

Si-F

132

P=P

84

H-I

71

Si-Cl

86

P≡P

117

H-B

90

Si-O

110

C≡O

258

H-S

81

P-Cl

79

C≡C

200

H-Si

70

P-Br

65

N≡N

226

H-P

77

P-O

96

C≡N

213

0 Comments:

Post a Comment

Links to this post:

Create a Link

<< Home

. . . since 10/06/06