Which of the following elements is represented by the symbol 'Cl'?

The element represented by the symbol 'Cl' is chlorine. In the periodic table, each chemical element is assigned a unique one- or two-letter symbol that typically derives from its English or Latin name. Chlorine is a halogen and is found in Group 17 of the periodic table. It is a highly reactive element and exists naturally as a diatomic gas (Cl2), which is greenish-yellow in color and has a distinctive pungent odor.

Understanding the symbols of the elements is crucial for interpreting chemical formulas, understanding reactions, and performing calculations in chemistry. Chlorine plays an important role in various applications, including disinfection, the production of household bleach, and in the manufacture of pharmaceuticals and polymers.