Properties of sodium ions in zeolite materials: FT-IR study of the low temperature adsorption of carbon monoxide

被引:17
|
作者
Montanari, T
Kozyra, P
Salla, I
Datka, J
Salagre, P
Busca, G
机构
[1] Univ Genoa, DICheP, I-16129 Genoa, Italy
[2] Jagiellonian Univ, Fac Chem, PL-30060 Krakow, Poland
[3] Dept Quim Fis & Inorgan, Tarragona 43007, Spain
关键词
D O I
10.1039/b513936h
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
The low temperature adsorption of CO has been investigated on NaX (Si/Al a. r. = 1.3), NaY (Si/Al a. r. = 2.4), NaMOR (Si/Al a. r. = 6.5) and NaFER (Si/Al a. r. = 25) zeolites by FT-IR spectroscopy. For comparison CO adsorption has also been investigated on Na-silica-alumina. Bands assigned to CO C-bonded and O-bonded to Na+ ions have been observed and discussed. A correlation between the position of the band and the siting and coordination state of Na+ ions has been observed for C-bonded species. Some effect of the cavity has been envisaged for O-bonded species. Low frequency bands corresponding to quite stable species have also been found and assigned to carbon monoxide bonded to two cations. This suggests that CO may also probe couples of the nearest Na+ ions, that may act in adsorption.
引用
收藏
页码:995 / 1000
页数:6
相关论文
共 50 条
  • [1] FT-IR study of carbon monoxide adsorption on Li-exchanged zeolite X
    Rudakova, AV
    Lobo, RF
    Bulanin, KM
    JOURNAL OF PHYSICAL CHEMISTRY B, 2003, 107 (22): : 5212 - 5220
  • [2] FT-IR study of CO and NO adsorption on a VSiBEA zeolite
    Ivanova, E
    Hadjiivanov, K
    Dzwigaj, S
    Che, M
    MICROPOROUS AND MESOPOROUS MATERIALS, 2006, 89 (1-3) : 69 - 77
  • [3] A COMPARATIVE FT-IR SPECTROSCOPIC STUDY OF METHANETHIOL AND METHANOL ADSORPTION ON SODIUM ZEOLITE-X AND ZEOLITE-Y
    ZIOLEK, M
    CZYZNIEWSKA, J
    LAMOTTE, J
    LAVALLEY, JC
    REACTION KINETICS AND CATALYSIS LETTERS, 1994, 53 (02): : 339 - 346
  • [4] FT-IR Spectroscopic Study of Triethyl Phosphate Adsorption on FAU Type Zeolite
    Bardakci, Belgin
    Kaya, Neslihan
    ASIAN JOURNAL OF CHEMISTRY, 2009, 21 (06) : 4914 - 4918
  • [5] Variable temperature FT-IR studies on hydrogen adsorption on the zeolite (Mg,Na)-Y
    Arean, C. Otero
    Palomino, G. Turnes
    Carayol, M. R. Llop
    APPLIED SURFACE SCIENCE, 2007, 253 (13) : 5701 - 5704
  • [6] FT-IR spectroscopic and thermodynamic study on the adsorption of carbon dioxide and dinitrogen in the alkaline zeolite K-L
    Arean, C. O.
    Bibiloni, G. F.
    Delgado, M. R.
    APPLIED SURFACE SCIENCE, 2012, 259 : 367 - 370
  • [7] FT-IR STUDY OF COAL OXIDATION AT LOW-TEMPERATURE
    CALEMMA, V
    RAUSA, R
    MARGARIT, R
    GIRARDI, E
    FUEL, 1988, 67 (06) : 764 - 770
  • [8] Low temperature FT-IR studies of NO adsorption on aluminum oxide and supported palladium
    Paul, DK
    Smith, BW
    Marten, CD
    Burchett, J
    JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL, 2001, 167 (1-2) : 67 - 79
  • [9] A FT-IR study of the adsorption of C5 olefinic compounds on NaX zeolite
    Armaroli, T
    Finocchio, E
    Busca, G
    Rossini, S
    VIBRATIONAL SPECTROSCOPY, 1999, 20 (01) : 85 - 94
  • [10] Role of extraframework metal sites for hydrogen adsorption into the pores of a zeolite: FT-IR study
    Zavorotynska, Olena
    Vitillo, Jenny G.
    Spoto, Giuseppe
    Zecchina, Adriano
    INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, 2011, 36 (13) : 7944 - 7950