Chemical bonding refers to the attraction between atoms that allows them to combine and form molecules. There are three main types of chemical bonds: ionic bonds, covalent bonds, and metallic bonds. Ionic bonds occur when one atom donates an electron to another atom, resulting in the formation of positive and negative ions that are held together by electrostatic forces. This type of bond is typically seen between metals and nonmetals. Covalent bonds, on the other hand, occur when atoms share electrons to achieve a stable electron configuration. This type of bond is usually found in nonmetallic elements and molecules. Metallic bonds are formed between metal atoms, where electrons are shared among all the atoms in a metal lattice. This sharing of electrons allows metals to conduct electricity and heat efficiently. Understanding the different types of chemical bonds is crucial in predicting the properties and reactivity of substances. By studying how atoms interact through bonding, scientists can manipulate and control the behavior of matter, leading to advancements in various fields such as material science, drug discovery, and environmental protection.