Hydrogen sulfide | SSHADE

Molecule

Name: Hydrogen sulfide

Name and identifiers

IUPAC name: (1H2,32S)Hydrogen sulfide
Secondary names: Dihydrogen monosulfide, Dihydrogen sulfide, Hydrosulfuric acid, Hydrogen sulphide, Hydrogen monosulfide, H2S
InChI: InChI=1S/H2S/h1H2/i1+0/hH2
InChI key: RWSOTUBLDIXVET-FNDQEIABSA-N
Comments: $H_2S$

Structure and atomic composition

Formula: $H_2~^{32}S$
Chemical formula: H2S
Isotopic formula: [1]H2[32]S
Structural formula: [1H][32S][1H]
Charge: 0
Unpaired electrons: 0

	Atom	Name	Number
	$^1H$	Hydrogen	2
	$^{32}S$	Sulfur	1

Relations

no

Isotopic composition

Isotope mixture type: pure isotope

Nuclear spin isomers

Spin type: equilibrated
Spin quantum numbers: 0, 1
Equilibrium ortho/para ratio: 3 (3/1)

Molar mass: 33.987721 $g/mol$
State STP: gas
Protic: protic
Polarity: polar
Dipole: 0.97833 $D$

Fundamental vibration modes

Molecule symmetry

C2v

Case

nonlinear-triatomic

Vibrations number

3

Vibrations

Label	Mode	Bond	Symmetry	Degeneracy	Fundamental frequency	Observed frequency	Observed frequency	Harmonic frequency	Activity IR	Activity Raman	Strength	Comments
V1	stretching sym.	$H_2~^{32}S$	$A_{1}$	no	2615.0	2614.6			active	active	m	Raman: 2612.4 $cm^{-1}$ (gas)
V2	bending	$H_2~^{32}S$	$A_{1}$	no	1183.0	1182.7			active	active	s
V3	stretching asym.	$H_2~^{32}S$	$B_{1}$	no	2626.0	2626.0			active	active	m

Comments

Data from NIST Chemistry WebBook

Publications

Shimanouchi, 1972, Natl. Bur. Stand., 39, 1 - 160

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$-^{32}S-H$	2