Chemistry Forth floatation process to concentrate the minerals is applicable to Calamine Bauxite Chalcopyrites Haematite Calamine Bauxite Chalcopyrites Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of natural gas is Propane Butane Ethane Methane Propane Butane Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide Ammonia and Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Green vitriol Gypsum salt Blue vitriol Epsom salt Green vitriol Gypsum salt Blue vitriol Epsom salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Stratosphere Mesosphere Ionosphere Troposphere Stratosphere Mesosphere Ionosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Electrolysis Reduction Oxidation Fractional distillation Electrolysis Reduction Oxidation Fractional distillation ANSWER DOWNLOAD EXAMIANS APP