Explore the fundamental concepts of quantum mechanics in this 18-minute video lecture on the four quantum numbers. Delve into the principal quantum number, angular momentum quantum number, magnetic quantum number, and spin quantum number. Learn about Max Planck's contributions, atomic theory, and electron configuration. Gain a deeper understanding of key chemistry concepts essential for MCAT, DAT, NEET, ACT, AP Chemistry, and AP Physics exams. Examine real-world examples using elements like sodium and argon to illustrate the application of quantum numbers in electron configuration.