Chemistry
Articles about matter, substances, reactions and chemical science.
Calcium phosphate
Calcium phosphate — chemistry, natural occurrence, and uses
Calcium sulfide
Californium
Californium (Cf): properties, isotopes, uses and history
Calorimeter
Calorimeter: instrument for measuring heat and thermal energy
Capsaicin
Carat (purity)
Carat (gold purity)
Carbocation
Carbocation: Structure, Stability, Reactivity, and Historical Context
Carbohydrate
Carbon
Carbon — the element central to life, materials, and climate
Carbon dioxide
Carbon dioxide (CO2): properties, roles, and climate significance
Carbon disulfide
Carbon monoxide
Carbon nanotube
Carbon steel
Carbon steel: composition, properties, heat treatment and uses
Carbon tetrachloride
Carbon tetrachloride (CCl4)
Carbon-12
Carbon-14
Carbon-14 (radiocarbon)
Carbonate
Carbonate: the carbonate ion and its compounds
Carbonated water
Carbonation
Carbonation: the process of dissolving carbon dioxide in liquids
Carbonyl
Carboxylic acid
Carl Wilhelm Scheele
Carmine (color)
CAS registry number
Cast iron
Cast iron: types, properties, history and uses
Catalysis
Cation
Cellobiose
Celluloid
Cellulose
Cement
Ceramic
Ceramic: Materials, Properties, History, and Applications
Ceramics are inorganic, non-metallic materials created by heating and cooling. This article reviews their composition, manufacturing, history, uses, and the distinctions between tr
Cerium
Cerium (Ce) — Properties, History, and Uses
Cermet
Chalcophile
Chalcophile: sulfur‑loving elements and sulfide minerals
Chalcopyrite
Chalcopyrite: the primary copper ore (CuFeS2)
Chaperone (protein)
Charcoal
Charcoal: properties, production, uses and history
Charged particle
Charged particle (ions, electrons and other charged particles)
Chelation
Cheletropic reaction
Chemazé
Chemazé — commune in Mayenne, Pays de la Loire, France
Chemical bond
Chemical burn
Chemical burn — causes, treatment, prevention, and key distinctions
Chemical cell
Chemical cell (electrochemical cell)
Chemical change
Chemical change (chemical reaction)
Chemical composition
Chemical composition: definition, notation, analysis, and significance