Chemistry PVC is obtained by the polymerisation of Styrene Acetylene Vinyl chloride Propane Styrene Acetylene Vinyl chloride Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Water vapour Carbon dioxide Ozone Carbon monoxide Water vapour Carbon dioxide Ozone Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium is produced by the electrolysis of Molten sodium chloride Molten sodium carbonate Aqueous brine solution Its cyanide complex Molten sodium chloride Molten sodium carbonate Aqueous brine solution Its cyanide complex ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Forth floatation process to concentrate the minerals is applicable to Haematite Bauxite Chalcopyrites Calamine Haematite Bauxite Chalcopyrites Calamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Rain water Tap water Distilled water Ground water Rain water Tap water Distilled water Ground water ANSWER DOWNLOAD EXAMIANS APP