✍️ Elements and compounds @Chemistry ✍️®
🔬 Diamond is one of the allotropic forms of carbon and is the purest form of natural carbon. It is the hardest natural substance.
🔬 The death of persons in closed rooms with wood, coal or coke fires and in closed bathrooms with gas geyser is due to the formation of carbon monoxide.
🔬 Solid Carbon dioxide is known as dry ice.
🔬 Ammonia is used in manufacturing fertilizers and explosives etc.
🔬 ozone layer bleaching action is due to its oxidizing action.
🔬 Phosphorus is an essential constituent of bones, teeth, blood and nerve tissues. Bone ash contains about 80% of phosphorus.
🔬 Sulphuric acid is also known as oil of vitriol or king of chemicals.
🔬 Halogens have highest electron affinity so they act as strong oxidizing agent.
🔬 In atmosphere, argon is most abundant noble gas but in universe, helium is most abundant gas.
🔬 The mixture of helium and oxygen is used for artificial breathing of asthama patients.
🔬 Xe is also known as stranger gas and Xe-Kr is used in high intensity photographic flash tubes.
🔬 Radon is used in the preparation of ointment for the treatment of cancer.
🔬 Baking soda & Washing soda both manufactured by Solvey’s process.
🔬 Chemically, washing soda is sodium carbonate decahydrate.
🔬 Chemically, Bleaching powder is calcium oxychloride.