Chemistry Neoprene is prepared by polymerisation of which of the following 1,3-butadiene Acrylonitrile 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene 1,3-butadiene Acrylonitrile 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry In electro-refining, the pure metal is deposited on Anode Electrolyte Cathode Vessel Anode Electrolyte Cathode Vessel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Silicon Phosphorous Magnesium Sulphur Silicon Phosphorous Magnesium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Bleaching Adsorption Reduction Oxidation Bleaching Adsorption Reduction Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 3 8 5 13 3 8 5 13 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals form an amalgam with other metals ? Zinc Mercury Lead Tin Zinc Mercury Lead Tin ANSWER DOWNLOAD EXAMIANS APP
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