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Acoustic, Thermodynamic and Spectroscopic Study on Non-aqueous Solution of Imidazolium Haliide


Affiliations
1 Department of Physics, Seethalakshmi Ramaswami College, Tiruchirapalli-2.
2 Department of Chemistry, Seethalakshmi Ramaswami College, Tiruchirapalli-2.
     

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Infrared spectroscopic techniques are widely used as a tool with unique capability and sensitivity. In the present study, FT-IR spectra are recorded for 1-butyl-3-methyl imidazolium chloride and its solution in non-aqueous solution in the wave number region from 4000cm-1 to 450cm-1. The ultrasonic velocity, density and viscosity of imidazolium halide in non-aqueous solution were measured at different temperatures with various concentrations. The thermo acoustic parameters such as adiabatic compressibility, intermolecular free length, specific acoustic impedance, Rao's Constant, Wada's Constant, internal pressure and free volume were computed with the help of ultrasonic velocity, viscosity and density. From the computation that there is a strong solute-solvent interaction due to high cohesive energy exists. The results are also compared with FT-IR spectrum. The results obtained from FTIR analysis are found to be in good agreement with acoustic and thermodynamic studies.

Keywords

Ultrasonic Velocity, Adiabatic Compressibility, Specific Acoustic Impedance, Vibrational Spectra
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  • Acoustic, Thermodynamic and Spectroscopic Study on Non-aqueous Solution of Imidazolium Haliide

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Authors

E. Jasmine Vasantha Rani
Department of Physics, Seethalakshmi Ramaswami College, Tiruchirapalli-2.
K. Seethalakshmi
Department of Physics, Seethalakshmi Ramaswami College, Tiruchirapalli-2.
R. Padmavathy
Department of Physics, Seethalakshmi Ramaswami College, Tiruchirapalli-2.
N. Radha
Department of Chemistry, Seethalakshmi Ramaswami College, Tiruchirapalli-2.

Abstract


Infrared spectroscopic techniques are widely used as a tool with unique capability and sensitivity. In the present study, FT-IR spectra are recorded for 1-butyl-3-methyl imidazolium chloride and its solution in non-aqueous solution in the wave number region from 4000cm-1 to 450cm-1. The ultrasonic velocity, density and viscosity of imidazolium halide in non-aqueous solution were measured at different temperatures with various concentrations. The thermo acoustic parameters such as adiabatic compressibility, intermolecular free length, specific acoustic impedance, Rao's Constant, Wada's Constant, internal pressure and free volume were computed with the help of ultrasonic velocity, viscosity and density. From the computation that there is a strong solute-solvent interaction due to high cohesive energy exists. The results are also compared with FT-IR spectrum. The results obtained from FTIR analysis are found to be in good agreement with acoustic and thermodynamic studies.

Keywords


Ultrasonic Velocity, Adiabatic Compressibility, Specific Acoustic Impedance, Vibrational Spectra

References