<p align="right">Last Update: <font color="#4f81bd">July, 13, 2024</font></p> ## BIG IDEAS - Denoted by $e$ - The electric charge carried by a single proton or, equivalently, the magnitude of the electric charge carried by a single electron. - This fundamental physical constant plays a crucial role in the field of [[Electromagnetism|electromagnetism]] and [[Quantum mechanics|quantum physics]]. - The concept of the elementary charge was crucial in the development of the [[Early Models of the Atom|atomic model]] and the understanding of chemical reactions. Value: $1.602 \times 10^{−19}$ coulombs --- Return [[Home|Home]] | [[Notes Vault/Physics Notes Vault/Physics Skills/Physics|Physics]] | [[Electricity]] | [[Charges]] | [[Coulomb's law]] | [[Electric Field]]