Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Solvating Effects02:12

Solvating Effects

7.6K
An understanding of the solvating effect helps rationalize the relation between solvation and acidity of the compound. In addition, this also explains the relative stability of conjugate bases for compounds with different pKa values. This lesson details, in-depth, the principle of solvating effects. The strength of an acid and the stability of its corresponding conjugate base are determined using pKa values. This observed relationship is a consequence of solvation, which is the interaction...
7.6K
Colloidal precipitates01:09

Colloidal precipitates

734
The high insolubility of some precipitates can result in an unfavorable relative supersaturation. This can lead to colloidal particles with a large surface-to-mass ratio, where adsorption is promoted. For instance, in the precipitation of silver chloride, silver ions are adsorbed on the surface of the colloidal particles, forming a primary layer. This layer attracts ions of opposite charge (such as nitrate ions), forming a diffuse secondary layer of adsorbed ions. This electric double layer...
734
Solubility of Ionic Compounds02:55

Solubility of Ionic Compounds

63.9K
Solubility is the measure of the maximum amount of solute that can be dissolved in a given quantity of solvent at a given temperature and pressure. Solubility is usually measured in molarity (M) or moles per liter (mol/L). A compound is termed soluble if it dissolves in water.
63.9K
Solubility03:00

Solubility

18.1K
Solution, Solubility, and Solubility Equilibrium
A solution is a homogeneous mixture composed of a solvent, the major component, and a solute, the minor component. The physical state of a solution—solid, liquid, or gas—is typically the same as that of the solvent. Solute concentrations are often described with qualitative terms such as dilute (of relatively low concentration) and concentrated (of relatively high concentration).
In a solution, the solute particles (molecules,...
18.1K
Aqueous Solutions and Heats of Hydration02:42

Aqueous Solutions and Heats of Hydration

15.0K
Water and other polar molecules are attracted to ions. The electrostatic attraction between an ion and a molecule with a dipole is called an ion-dipole attraction. These attractions play an important role in the dissolution of ionic compounds in water.
When ionic compounds dissolve in water, the ions in the solid separate and disperse uniformly throughout the solution because water molecules surround and solvate the ions, reducing the strong electrostatic forces between them. This process...
15.0K
Intermolecular Forces03:13

Intermolecular Forces

60.6K
Atoms and molecules interact through bonds (or forces): intramolecular and intermolecular. The forces are electrostatic as they arise from interactions (attractive or repulsive) between charged species (permanent, partial, or temporary charges) and exist with varying strengths between ions, polar, nonpolar, and neutral molecules. The different types of intermolecular forces are ion–dipole, dipole–dipole, hydrogen bonds, and dispersion; among these, dipole–dipole, hydrogen...
60.6K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Investigation of metal identity on the structure and electronic properties of dinuclear Mn and Co complexes with triaryl tetradentate ligands.

Dalton transactions (Cambridge, England : 2003)·2026
Same author

Blunt-force assembly of programmable DNA architectures using π-π stacking.

Nature communications·2026
Same author

Effect of Cation Symmetry on the Long-Range Ordering in Ionic Liquid Films.

Langmuir : the ACS journal of surfaces and colloids·2025
Same author

Spectroscopic and Theoretical Studies of Ruthenium Complexes with a Noninnocent N<sub>2</sub>S<sub>2</sub> Ligand in Different Redox States.

Inorganic chemistry·2025
Same author

Chemical Differences in Environmental Films Collected on Surfaces with Different Hydrophilicity.

ACS earth & space chemistry·2024
Same author

Increasing Cation Ion Symmetry Reduces Ionic Liquid Ordering in Thin Films.

The journal of physical chemistry. B·2024
Same journal

Synergistic Visible-Light-Driven CO<sub>2</sub> Reduction and H<sub>2</sub>O Oxidation over Ti<sub>3</sub>C<sub>2</sub> Quantum Dot-Modified Cu/g-C<sub>3</sub>N<sub>4</sub> Photocatalysts.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Spontaneous Phase Separation Enables Rapid, Polymerization-Free Fabrication of Gels.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Lamellar-Confinement-Induced ZIF-67 Nanosheet Mixed Matrix Membranes for Enhanced CH<sub>4</sub>/N<sub>2</sub> Separation.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Structure Control of Oblate Nanoparticles Self-Assembled by ABC Cyclic Terpolymers under Soft Confinement.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Tuning Brønsted/Lewis Acid Site Ratios via Ammonia Modulation for Selective Conversion of Glycerol to 1,3-Propanediol or Solketal.

Langmuir : the ACS journal of surfaces and colloids·2026
Same journal

Catalytic and Nitriding Competition of Nitrogen Atom on Graphene and Its Finite Rate Surface Chemistry Model.

Langmuir : the ACS journal of surfaces and colloids·2026
See all related articles

Related Experiment Video

Updated: Sep 4, 2025

Synthesis of Ionic Liquid Based Electrolytes, Assembly of Li-ion Batteries, and Measurements of Performance at High Temperature
11:04

Synthesis of Ionic Liquid Based Electrolytes, Assembly of Li-ion Batteries, and Measurements of Performance at High Temperature

Published on: December 20, 2016

13.1K

Solvents and Stabilization in Ionic Liquid Films.

Andrew Horvath1, Radhika S Anaredy1, Scott K Shaw1

  • 1Department of Chemistry, University of Iowa, Iowa City, Iowa 52242, United States.

Langmuir : the ACS Journal of Surfaces and Colloids
|July 21, 2022
PubMed
Summary
This summary is machine-generated.

Ionic liquid film thickness deviates from predictions when neat or diluted with acetonitrile, unlike water-diluted films. This suggests unique intermolecular interactions and varying bulk versus interfacial states in ionic liquid (IL) systems.

More Related Videos

Pretreatment of Lignocellulosic Biomass with Low-cost Ionic Liquids
10:42

Pretreatment of Lignocellulosic Biomass with Low-cost Ionic Liquids

Published on: August 10, 2016

18.2K
From Molecules to Materials: Engineering New Ionic Liquid Crystals Through Halogen Bonding
06:44

From Molecules to Materials: Engineering New Ionic Liquid Crystals Through Halogen Bonding

Published on: March 24, 2018

69.2K

Related Experiment Videos

Last Updated: Sep 4, 2025

Synthesis of Ionic Liquid Based Electrolytes, Assembly of Li-ion Batteries, and Measurements of Performance at High Temperature
11:04

Synthesis of Ionic Liquid Based Electrolytes, Assembly of Li-ion Batteries, and Measurements of Performance at High Temperature

Published on: December 20, 2016

13.1K
Pretreatment of Lignocellulosic Biomass with Low-cost Ionic Liquids
10:42

Pretreatment of Lignocellulosic Biomass with Low-cost Ionic Liquids

Published on: August 10, 2016

18.2K
From Molecules to Materials: Engineering New Ionic Liquid Crystals Through Halogen Bonding
06:44

From Molecules to Materials: Engineering New Ionic Liquid Crystals Through Halogen Bonding

Published on: March 24, 2018

69.2K

Area of Science:

  • Physical Chemistry
  • Materials Science
  • Surface Science

Background:

  • Ionic liquids (ILs) exhibit unique properties due to strong intermolecular forces.
  • Understanding the behavior of IL films, especially at interfaces, is crucial for their applications.
  • The influence of molecular solvents on IL film structure and dynamics is not fully understood.

Purpose of the Study:

  • To investigate the interfacial structures and chemical environments of ionic liquid films.
  • To examine how dilution with molecular solvents (water, acetonitrile) affects IL film properties.
  • To determine the film thickness of ionic liquids and their mixtures using spectroscopic methods.

Main Methods:

  • Spectroscopic ellipsometry was used to measure film thicknesses.
  • Infrared spectroscopy provided insights into chemical environments and intermolecular interactions.
  • Analysis was performed across a range of film thicknesses and solvent dilution conditions.

Main Results:

  • Water-diluted ionic liquid films adhered to predictions from the Landau-Levich model.
  • Neat ionic liquid and acetonitrile-diluted ionic liquid films showed significantly greater thicknesses than predicted.
  • Infrared intensity profiles indicated varying proportions of isotropic (bulk) and anisotropic (interfacial) states within the films.

Conclusions:

  • The deviation of neat and acetonitrile-diluted IL films suggests non-Newtonian behavior or enhanced intermolecular interactions.
  • The hydrogen bonding network in water-diluted ILs likely explains their adherence to theoretical predictions.
  • Film properties are strongly dependent on the type of molecular solvent and the resulting interfacial and bulk characteristics.