Orientational correlation in liquid hydrogen halides: the special case of HCl

被引:4
作者
Andreani, C
机构
[1] Univ Roma Tor Vergata, Dipartimento Fis, I-00133 Rome, Italy
[2] Univ Roma Tor Vergata, Ist Nazl Fis Mat, I-00133 Rome, Italy
关键词
D O I
10.1016/S0167-7322(98)00090-7
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
Neutron diffraction experiments with isotopic H/D substitution from liquid HCl, HBr and HI are comparatively discussed. The hydrogen-hydrogen and halide-hydrogen radial distribution functions suggest the presence of hydrogen bonding and marked orientational correlations only in the case of HCl. Little correlations are found for HI and HBr. An analysis of the molecular configurations compatible with the experimental data from HCl, generated via a Empirical Potential Monte Carlo Simulation, allows to discuss the extent of hydrogen bonding and electrostatic forces in this system. (C) 1998 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:217 / 223
页数:7
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