Bond lengths and angles in polyatomic molecules 3.7.3



	You are here:		Chapter: 3 Chemistry Section: 3.7 Properties of chemical bonds SubSection: 3.7.3 Bond length and angles in polyatomic molecules

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3.7.3 Bond lengths and angles in polyatomic molecules

The values of bond lengths l and bond angles θ are selected from those given in Table of Interatomic Distances and Configuration of Molecules and Ions, Special Publication No 11; Supplement 1956–1959, Special Publication No 18, Chemical Society, London 1958, 1965.

Molecule	Bond	l/pm	Bonds	θ/π	Molecule	Bond	l/pm	Bonds	θ/π
CO₂	C—O	115.98	O—C—O	1	C₂H₂	C—H	105.9	H—C—C	1
CS₂	C—S	155.30	S—C—S	1		C—C	120.5
CSe₂	C—Se	198	Se—C—Se	1	C₂H₄	C—H	108.4	H—C—H	0.6417
SO₂	S—O	143.21	O—S—O	0.6639		C—C	133.2
SO₃	S—O	143	O—S—O	0.667	C₂H₆	C—H	109.3	H—C—H	0.6097
H₂O	O—H	95.8	H—O—H	0.5806		C—C	153.4
H₂O₂	O—O	148	O—O—H	0.556	C₆H₆	C—H	108.4	H—C—C	0.667
ClO₂	Cl—O	149	O—Cl—O	0.6583		C—C	139.7	C—C—C	0.667
H₂S	S—H	134.55	H—S—H	0.5183	CH₃OH	C—H	109.5	C—O—H	0.606
NH₃	N—H	100.8	H—N—H	0.5961		C—O	142.8
PH₃	P—H	143.7	H—P—H	0.5183		O—H	96.0
AsH₃	As—H	151.9	H—As—H	0.5102	(CH₃)₂O	C—H	109.4	C—O—C	0.6194
AsCl₃	As—Cl	216.1	Cl—As—Cl	0.5467		C—O	141.6
SbCl₃	Sb—Cl	235.2	Cl—Sb—Cl	0.5528	(CH₃)₃N	C—H	109	H—C—H	0.5950
BiCl₃	Bi—Cl	248	Cl—Bi—Cl	0.556		C—N	147.2	C—N—C	0.6039
SiH₃F	Si—H	146.0	H—Si—H	0.6072	C₂H₅Cl	C—C	159.5	H— C—H	0.611
	Si—F	159.5				C—Cl	177.9	C—C—Cl	0.6139
GeH₃Cl	Ge—H	152	H—Ge—H	0.6161	(CH₃)₂CO	C—C	151.5	C—C—C	0.6457
POCl₃	P—Cl	199	Cl—P—Cl	0.5750		C—O	121.5	C—C—O	0.6772
CH₄	C—H	109.3	H—C—H	0.6083	CH₃SH	C—S	181.9	C—S—H	0.5361
CCl₄	C—Cl	176.6	Cl—C—Cl	0.6083	(CH₃)₃As	C—As	195.9	C—As—C	0.533

M.L.McGlashan

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