Chemistry

Application of Grignard Reagent: the Grignard reagent is a useful intermediate reagent in organic chemistry. The Grignard reaction is an organometallic chemical reaction in which…

Reaction of Alkyl Halides with Metals: (1) Reaction with sodium (Wurtz Reaction): Alkanes are produced by heating alkyl halides with metallic sodium in dry ether…

Williamson Ether Synthesis: If alkyl halide halide is heated with the alcoholic (ethanol) solution of sodium alcoxide e.g. ethoxide (derived from ethanol & Na); ether…

Physical Properties of Haloalkanes: Haloalkanes are hydrocarbons in which hydrogen in normal alkane is replaced by a halogen. They are slightly soluble in water. Pure…

Laboratory Preparation of Iodomethane: In laboratory, iodomethane is prepared by the reaction of methanol, red phosphorus & Iodine. The reaction occurs in two steps- at…

Dihaloalkane Isomerism: When dihaloalkanes are treated with excess of alcoholic KOH, alkynes are formed by the elimination of two molecules of halogen acids. Dihaloalkanes are…

Isomerism of Haloalkanes: Haloalkanes are alkanes in which one or more of the hydrogen atoms has been replaced by a halogen atom. Haloalkanes show the…

Extraction of Zinc Zinc blende is concentrated by floath floatation process. The pulverized ore is kept in large tank containing water and pine oil. The…

Task: To produce pure water from saline water. Required accessories: 1 distillation apparatus, 500 milliliters of saline water. Procedure: Place the distillation apparatus (as in…

Extraction of Titanium According to abundance in earth’s crust, it is in ninth position (0.6%). About 7-10% Titanium dioxide (TiO2) is found in the stone…