Polar liquid solvents, such as water, are best for dissolving ionic compounds. This is because polar solvents have a high dielectric constant, which means that they are able to reduce the electrostatic forces between the ions in the ionic compound. This allows the ions to separate and dissolve into the solvent.

In addition, polar solvents are able to form hydrogen bonds with the ions in the ionic compound. This further helps to break down the ionic compound and dissolve it into the solvent.

Some examples of polar liquid solvents that are good for dissolving ionic compounds include:

* Water

* Methanol

* Ethanol

* Acetone

* Dimethylformamide

Non-polar liquid solvents, such as hexane, are not good for dissolving ionic compounds. This is because non-polar solvents do not have a high dielectric constant and are not able to reduce the electrostatic forces between the ions in the ionic compound. As a result, ionic compounds do not dissolve well in non-polar solvents.