C6, commonly referred to as carbon, is a chemical element with the symbol C and atomic number 6. It is a non-metal that is essential for life, forming the backbone of organic molecules. Carbon exists in various forms, including graphite, diamond, and amorphous carbon, each with distinct properties. In nature, carbon is found in all living organisms and is a key component of proteins, fats, and carbohydrates. It can bond with many elements, allowing for a vast array of compounds. Carbon's ability to form stable bonds makes it fundamental to the chemistry of life and various industrial applications.