Chemistry

 

 

• The Penicillin was the 1st antibiotic used
• Ether: 1st anaesthetic used
• Aspirin: Analgesic chemical
• L-Dopa: is used for the treatment of Parkinson's Disease.
• Taxol: is an anti-cancer chemical.
• Red Phosphorus: used in Safety Matches, also is present in DNA, RNA.
• Carborundum(of Silicon): used as an abrasive and for furnace lining.
• Chlorine is used in: bleaching powder, disinfectants, germicides & in Drinking water.
• Florine: is used in freezes as FREON.
• Halogens are Florine, Chlorine, Bromine, Iodine & Astatine
• Lightest Metal is: Lithium
• The metal used in powder form in the preparation of Silvery Paint: Aluminium.
• Fructose is known as Fruit Sugar.
• Chromium & Steel: used for manufacturing of stainless steel.
• Copper or Silver is added Gold in small quantity to make Gold: hard.
• Methane is found in: Natural Gas, Gobar Gas & Marsh Gas.
• Glass is soluble in: Hydroflouric Acid.
• Benzene is used in Dru cleaning as a Solvent.
• Oxidation is a process in which a substance loses electrons.

Metal	Ore
Iron	Haematite
Mercury	Cinnabar
Lead	Galena
Zinc	sphalerite (zinc blende)

·        Gold is the metal with the highest malleability.

·        Ethylene: is the gas used for ripening the fruits, artificially.

·        Sodium metabisulphite is used for food preservatives.

·        The hardest metal is Iridium.

·        Carbon Tetrachloride: used as fire extinguisher

·        Acid Rain is caused mainly by Sulphur Dioxide.

·        Most abundant element in Earth Crust: Oxygen.

·        Sodium burns in contact with water.

·        Bronze is an alloy of Copper & Zinc

·        Dry Ice is Frozen Carbon Dioxide.

·        Sublimation: is the process in which camphor can be separated.

·        Vinegar contains acetic acid

·        Chlorofluorocarbons are used mainly in Aerosols.

·        Silver Iodide is used to bring Artificial Rain.

·        Amalgams are alloys of Mercury.

·        Epsom Salt is the common name given to Magnesium Sulphate

·        Carbon Dioxide is used to gasify drinks.

·        Oxidation-a process in which a substance loses hydrogen.

·        Photographic Films are usually coated with Silver Bromide.

·       Saponification is a process in which Soaps are manufactured.

·        Pure Gold (Chemically) is of 24 carats

Process	Product
Haber’s Process	Ammonia
Ostwald’s Process	Nitric Acid
Solvay Process	Sodium Carbonate
Parke’s Process	Silver

·        Catalyst in a Chemical Reaction remains unchanged.

·        German Silver is an alloy of Copper, Zinc & Nickel.

·        Titanium is the only metal that burns in Nitrogen.

·        Pyrene i.e. carbon Tetrachloride is a Fire Extinguisher.

·        Helium is used by deep-sea divers to respire.

·        Baking Soda is Sodium Bicarbonate

·        King of Chemicals is the name given to Sulphuric Acid.

·        Marsh Gas is Methane Gas.

·      Acid Rain: SO2, NO2.

·      LPG: is also used as Aerosol propellants.

·      Ethanethiol: is added to LPG to detect the Leakage.

    Ethanethiol, commonly known as ethyl mercaptan and stench is a clear liquid with a distinct odour.

     It is an organosulfur compound with the formula CH₃CH₂SH. Abbreviated EtSH, it consists of an ethyl group (Et), CH₃CH₂, attached to a thiol group, SH.

·      Natural Gas: mixture of Lighter Hydro Carbon, Methane.

·      LPG: Butane & Propane(mainly)

·        CNG: is mainly Methane.

·        Vitamin Details: