Chemistry is the scientific study of the properties and behavior of matter. [1][2] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds …

This glossary of chemistry terms is a list of terms and definitions relevant to chemistry, including chemical laws, diagrams and formulae, laboratory tools, glassware, and equipment. Chemistry is a …

Etymology of chemistry Look up chemistry in Wiktionary, the free dictionary. The word chemistry derives from the word alchemy, which is found in various forms in European languages. The word alchemy …

A chemist (from Greek chēm (ía) alchemy; replacing chymist from Medieval Latin alchemist) [1] is a graduated scientist trained in the study of chemistry, or an officially enrolled student in the field. …

In chemistry, substance is a unique form of matter with constant chemical composition and characteristic properties. [1][2] Chemical substances may take the form of a single element or …

In chemistry, a pure element means a substance whose atoms all (or in practice almost all) have the same atomic number, or number of protons. Nuclear scientists, however, define a pure element as …

Physical chemistry is the study of macroscopic and microscopic phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, …

Nuclear chemistry is a sub-discipline of chemistry that involves the chemical reactions of unstable and radioactive elements where both electronic and nuclear changes can occur. The substance (or …