Question: calcium carbide cac2 is the raw material for the production of acetylene?
Answer: 241 16) Calcium carbide, CaC , is the raw material for the production of acetylene (used in welding torches). Calcium carbide is produced by reacting calcium oxide with carbon, producing carbon monoxide as a by-product. When one mole of calcium carbide is formed, 464.8 kJ is absorbed.