HIC-Up

HIC-Up Tables

TypeBond length(Å)
C-C single 1.54
C-C aromatic 1.40
C-C double 1.34
C-C triple 1.20
C-N single 1.48
C-N double 1.35
C-N triple 1.16
C-O single 1.45
C-O double 1.23
C-S single 1.82
C-S double 1.72

Information in the following table was derived from the Handbook of Chemistry and Physics (63rd edition mostly, some information from the 75th edition).

Send additions and corrections to Gerard.

El. 1 El. 2 Typical length (Å) Remarks
C H 1.09 C-H range 1.056-1.115
C Be 1.93 C-Be
C Hg 2.07 C-Hg
C B 1.56 C-B
C Al 2.24 C-Al
C In 2.16 C-In
C Ge 1.98 C-Ge
C Si 1.86 C-Si range 1.84-1.88
C In 2.16 C-In
C Sn 2.16 C-Sn range 2.143-2.18
C Pb 2.29 C-Pb
C P 1.87 C-P
C As 1.98 C-As
C Sb 2.20 C-Sb
C Bi 2.30 C-Bi
C Cr 1.92 C-Cr
C Te 2.05 C-Te
C Mo 2.08 C-Mo
C W 2.06 C-W
C F 1.83 C-F CH3-F type
C F 1.32 C-F non CH3-F type; range 1.30-1.334
C Cl 1.77 C-Cl CH3-Cl type
C Cl 1.71 C-Cl CH2=CH-Cl or C6H5-Cl type; range 1.70-1.72
C Cl 1.64 C-Cl acetylenic type
C Br 1.94 C-Br CH3-Br type
C Br 1.87 C-Br CH2=CH-Br or C6H5-Br type; range 1.85-1.89
C Br 1.79 C-Br acetylenic type
C I 2.13 C-I CH3-I type
C I 2.07 C-I CH2=CH-I or C6H5-I type; range 2.05-2.092
C I 1.99 C-I acetylenic type
C Fe 1.84 C-Fe
C Co 1.83 C-Co
C Ni 1.82 C-Ni
C Pd 2.27 C-Pd
C C 1.53 C-C single; range 1.49-1.54
C C 1.44 C-C single shortened; range 1.421-1.46
C C 1.39 C-C aromatic or near two triple bonds; range 1.373-1.395
C C 1.34 C-C double or partial triple; range 1.309-1.337
C C 1.20 C-C triple; range 1.204-1.206
C N 1.48 C-N single; range 1.472-1.479
C N 1.43 C-N aromatic
C N 1.34 C-N partial double; range 1.322-1.352
C N 1.16 C-N triple
C O 1.43 C-O single
C O 1.47 C-O single strained
C O 1.36 C-O partial double
C O 1.24 C-O double; range 1.23-1.26
C O 1.19 C-O shortened double; range 1.17-1.207
C S 1.82 C-S single
C S 1.72 C-S (partial) double; range 1.71-1.73
C S 1.56 C-S double
C Se 1.97 C-Se single
C Se 1.89 C-Se (partial) double; guess !!!
C Se 1.71 C-Se double
S S 2.07 S-S single
S S 1.89 S-S double
Se Se 2.32 Se-Se single
Se Se 2.15 Se-Se double
H N 1.01 N-H
H O 0.98 O-H
H P 1.42 P-H
H S 1.35 S-H
H Se 1.47 Se-H
O Cl 1.49 O-Cl
O N 1.14 O-N double
O N 1.46 O-N single
O P 1.38 O-P double
O P 1.63 O-P single
O S 1.43 O-S double


Latest update at 14 October, 1999.