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	hartrees
Energy at 0K	-2438.603875
Energy at 298.15K
HF Energy	-2438.603875
Nuclear repulsion energy	82.552611

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3127	2991	20.98
2	A₁	1489	1425	7.97
3	A₁	920	880	4.65
4	B₁	967	925	59.79
5	B₂	3225	3085	3.50
6	B₂	927	887	8.47

Atom	y (Å)	z (Å)
C1	0.000	-1.382
Se2	0.000	0.359
H3	0.925	-1.959
H4	-0.925	-1.959

	C1	Se2	H3	H4
C1		1.7406	1.0901	1.0901
Se2	1.7406		2.4954	2.4954
H3	1.0901	2.4954		1.8496
H4	1.0901	2.4954	1.8496

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
Se2	C1	H3	121.966		Se2	C1	H4	121.966
H3	C1	H4	116.067

All results from a given calculation for H₂CSe (Selenoformaldehyde)

using model chemistry: B3PW91/6-31G*

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Number	Element	Mulliken
1	C	-0.353
2	Se	-0.071
3	H	0.212
4	H	0.212

	x	y	z	Total
	0.000	0.000	-1.577	1.577
CHELPG
AIM
ESP

<r²>	39.948
(<r²>)^1/2	6.320

All results from a given calculation for H2CSe (Selenoformaldehyde)

using model chemistry: B3PW91/6-31G*

States and conformations

All results from a given calculation for H₂CSe (Selenoformaldehyde)