Learn about simple redox reactions in this 13-minute chemistry video. Explore the concept of oxidation and reduction, understanding that oxidation involves the loss of electrons while reduction involves the gain of electrons. Discover mnemonic devices to remember these definitions and examine various examples of redox reactions. Delve into the oxidation of polar covalent bonds and understand the principle of sacrificial protection using zinc. Gain a comprehensive understanding of electron transfer in chemical reactions and its practical applications.