Infrared spectroscopy of H2S and SH in rare-gas matrixes

被引:67
作者
Isoniemi, E [1 ]
Pettersson, M [1 ]
Khriachtchev, L [1 ]
Lundell, J [1 ]
Räsänen, M [1 ]
机构
[1] Univ Helsinki, Chem Phys Lab, FIN-00014 Helsinki, Finland
关键词
D O I
10.1021/jp9838893
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Infrared (IR) spectra of hydrogen sulfide (H2S), some of its complexes, and their photolysis products are studied in rare-gas matrixes (Ar, Kr and Xe) at 7.5 K. In all of these matrixes, H2S is found to undergo hindered rotation. The vibration-rotation structures of monomeric H2S are observed at 2651-2615, 2640-2600, and 2625-2580 cm(-1) in Ar, Kr, and Xe matrixes, respectively. Furthermore, the H2S dimer and the H2S ... H2O complex are observed in various matrixes. Upon UV-induced decomposition of H2S, IR absorptions of SH radical appear at 2607 cm(-1) (Ar) and 2594 cm(-1) (Kr). The SH radical is also observed to be complexed with H2S (2563, 2553, and 2550 cm(-1) in Ar, Kr, and Xe, respectively) and water (2556 cm(-1) in Kr).
引用
收藏
页码:679 / 685
页数:7
相关论文
共 55 条
[1]   MATRIX ISOLATION SPECTRUM OF SH RADICAL [J].
ACQUISTA, N ;
SCHOEN, LJ .
JOURNAL OF CHEMICAL PHYSICS, 1970, 53 (03) :1290-&
[2]   INFRARED SPECTRA AND GEOMETRY OF SO2 ISOTOPES IN SOLID KRYPTON MATRICES [J].
ALLAVENA, M ;
RYSNIK, R ;
WHITE, D ;
CALDER, V ;
MANN, DE .
JOURNAL OF CHEMICAL PHYSICS, 1969, 50 (08) :3399-+
[3]  
ALLEN HC, 1956, J CHEM PHYS, V25, P113
[4]   MATRIX-ISOLATED HF - THE HIGH-RESOLUTION INFRARED-SPECTRUM OF A CRYOGENICALLY SOLVATED HINDERED ROTOR [J].
ANDERSON, DT ;
WINN, JS .
CHEMICAL PHYSICS, 1994, 189 (02) :171-178
[5]  
[Anonymous], 1973, VIBRATIONAL SPECTROS
[6]   A SPECTROSCOPIC STUDY OF CH3F ISOLATED IN RARE-GAS MATRICES [J].
APKARIAN, VA ;
WEITZ, E .
JOURNAL OF CHEMICAL PHYSICS, 1982, 76 (12) :5796-5811
[7]   REASSIGNMENT OF VIBRATIONAL-SPECTRA OF MATRIX-ISOLATED H2O AND HDO [J].
AYERS, GP ;
PULLIN, ADE .
CHEMICAL PHYSICS LETTERS, 1974, 29 (04) :609-615
[8]   INFRARED CRYOGENIC STUDIES .7. HYDROGEN SULFIDE IN MATRICES [J].
BARNES, AJ ;
HOWELLS, JDR .
JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS II, 1972, 68 (04) :729-&
[9]   MOLECULAR-COMPLEXES BETWEEN HYDROGEN-SULFIDE AND WATER STUDIED BY MATRIX-ISOLATION INFRARED-SPECTROSCOPY [J].
BARNES, AJ ;
BENTWOOD, RM ;
WRIGHT, MP .
JOURNAL OF MOLECULAR STRUCTURE, 1984, 118 (1-2) :97-102
[10]   PHOTOLYSIS OF HYDROGEN-SULFIDE IN LOW-TEMPERATURE MATRICES [J].
BARNES, AJ ;
HALLAM, HE ;
HOWELLS, JDR .
JOURNAL OF MOLECULAR STRUCTURE, 1974, 23 (03) :463-467