Chemistry Notes

Learn chemistry. Here you will find a collection of chemistry notes, projects, worksheets, and labs.

Henderson Hasselbalch Equation — Get the Henderson Hasselbalch equation and examples showing how to use it to calculate the pH of weak acids or weak bases.

Henderson Hasselbalch Equation and Examples

This entry was posted on March 25, 2023 by Anne Helmenstine (updated on April 2, 2023)

Hund's Rule Definition and Example — Get the Hund's rule definition and examples in chemistry and learn how it relates to the Aufbau principle and Pauli exclusion principle.

Hund’s Rule Definition and Examples

This entry was posted on March 16, 2023 by Anne Helmenstine (updated on March 20, 2023)

Volatile Definition in Chemistry — Get the volatile definition in chemistry. See examples of volatile substances and learn about how volatility works and its uses.

Volatility – Volatile Definition in Chemistry

This entry was posted on March 12, 2023 by Anne Helmenstine (updated on March 14, 2023)

What Is an Acid in Chemistry — Learn what an acid is in chemistry. Get the acid definition and examples and learn about the properties of these compounds.

What Is an Acid in Chemistry? Definition and Examples

This entry was posted on February 14, 2023 by Anne Helmenstine (updated on February 20, 2023)

What Is a Mixture in Chemistry — Learn what a mixture is in chemistry. Get the mixture definition and examples and learn about homogeneous and heterogeneous mixtures.

What Is a Mixture in Chemistry? Definition and Examples

This entry was posted on January 28, 2023 by Anne Helmenstine (updated on February 6, 2023)

Intermolecular Forces — Learn about intermolecular forces between molecules. Get a list of forces, examples, and find out which is strongest.

Intermolecular Forces in Chemistry

This entry was posted on January 25, 2023 by Anne Helmenstine (updated on January 30, 2023)

Reducing Agent Definition and Examples — Get the reducing agent definition and examples in chemistry. Learn about the relationship between reducing agents and oxidizing agents.

Reducing Agent (Reductant) Definition and Examples

This entry was posted on January 22, 2023 by Anne Helmenstine (updated on January 26, 2023)

What Is a Salt in Chemistry — Learn what a salt is in chemistry. Get the salt definition and examples and learn about the properties of these compounds.

What Is a Salt in Chemistry? Definition and Examples

This entry was posted on January 15, 2023 by Anne Helmenstine (updated on January 22, 2023)

Ionic Bond Definition and Example — Get the ionic bond definition and examples in chemistry. Learn which types of atoms participate in ionic bonding.

Ionic Bond Definition and Examples

This entry was posted on January 11, 2023 by Anne Helmenstine (updated on January 16, 2023)