Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for SeF₄ (Selenium tetrafluoride)

using model chemistry: QCISD(T)=FULL/aug-cc-pVTZ

States and conformations

Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVTZ

Point Group is C_2v

Cartesians (Å)

Atom	x (Å)	y (Å)	z (Å)
Se1	0.000	0.000	0.327
F2	0.000	1.753	0.137
F3	0.000	-1.753	0.137
F4	1.285	0.000	-0.755
F5	-1.285	0.000	-0.755

Atom - Atom Distances (Å)

	Se1	F2	F3	F4	F5
Se1		1.7629	1.7629	1.6799	1.6799
F2	1.7629		3.5051	2.3489	2.3489
F3	1.7629	3.5051		2.3489	2.3489
F4	1.6799	2.3489	2.3489		2.5699
F5	1.6799	2.3489	2.3489	2.5699

More geometry information
Calculated Bond Angles

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
F2	Se1	F3	167.587		F2	Se1	F4	86.006
F2	Se1	F5	86.006		F3	Se1	F4	86.006
F3	Se1	F5	86.006		F4	Se1	F5	99.795