Chemical salts I. Solubility

24/01/2026

The online chemical salt solubility simulations on this page allow you to interactively visualize the dissolution process of a salt. In addition, the molecules of Sodium Chloride, Copper Iodide and Thallium Sulfide are also shown.

What are chemical salts?

Chemical salts are ionic compounds formed from the combination of a cation with an anion.

Solubility of chemical salts

The solubility of a salt depends on its chemical structure and the environmental conditions in which it is found, such as temperature and pressure. The solubility of salts is of great importance in many chemical processes and in industry.

The solubility of a salt can be determined by a number of experiments. In general, the solubility of salts increases with temperature. As the temperature increases, the solvent molecules move faster, allowing for greater interaction with the salt ions and greater dissolution. However, there are some exceptions where solubility decreases with temperature.

Factors affecting the solubility of the chemical salts

In addition to temperature, the pH of the medium can also affect the solubility of a salt. Some salts are more soluble in acidic media, while others are more soluble in basic media. This is because the pH of the medium can influence the charge of the salt ions, which in turn affects their ability to interact with the solvent.

Importance of chemical salts solubility

The solubility of salts is also of great importance in industry. For example, in the manufacture of pharmaceuticals, it is important that the active ingredients dissolve easily in the body so that they can be effective. In food production, the solubility of salts can affect the texture and appearance of the final products.

In short, these online chemical salt simulations will help you to better understand what these important chemical compounds are and how they work.

Explore the exciting STEM world with our free, online, simulations and accompanying companion courses! With them you’ll be able to experience and learn hands-on. Take this opportunity to immerse yourself in virtual experiences while advancing your education – awaken your scientific curiosity and discover all that the STEM world has to offer!

Simulations and 3d molecules of chemical salts

Solubility
Sodium
Copper
Thallium

Salts and solubility

Add different salts to water, and then watch them dissolve and achieve dynamic equilibrium with the solid precipitate. Compare the number of ions in the highly soluble NaCl solution with other poorly soluble salts. Relate the charges on the ions to the number of ions in the formula of a salt. Calculate the Ksp values.

Sodium Chloride

Sodium chloride, common salt or table salt, referred to in its mineral form as halite, is a chemical compound with the formula NaCl. Sodium chloride is one of the salts responsible for the salinity of the ocean and the extracellular fluid of many organisms. It is also the component of common salt, used as a seasoning and food preservative.

Sodium Chloride

NaCl

Single bond

Double bond

Triple bond

Wedge bond

Hash bond

Copper(I) Iodide

Copper(I) iodide is the inorganic compound with the formula CuI. It is also known as cuprous iodide. It is useful in a variety of applications ranging from organic synthesis to cloud seeding.

Copper(I) Iodide

CuI

Single bond

Double bond

Triple bond

Wedge bond

Hash bond

Thallium(I) sulfide

Thallium(I) sulfide, Tl2S, is a chemical compound of thallium and sulfur. It was used in some of the earliest photoelectric detectors, used in early film projectors.

Thallium(I) sulfide

Tl₂S

Single bond

Double bond

Triple bond

Wedge bond

Hash bond

Giants of science

“If I have seen further, it is by standing on the shoulders of giants”

Isaac Newton

William Henry

1774

–

1836

William Henry formulated Henry’s Law, describing how the amount of gas dissolved in a liquid is proportional to its partial pressure

“Chemistry reveals the hidden secrets in the invisible”

Robert Boyle

1627

–

1691

Robert Boyle formulated the first quantitative law of gases, showing the relationship between pressure and volume, laying foundations of modern chemistry and fluid mechanics

“Air is as necessary to life as food”