Chemistry Which is the highest quality of hard coal? Bituminous Anthracite Lignite Peat Bituminous Anthracite Lignite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by CO2and CFCs NO2and particulates SO2 and particulates SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates SO2 and NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Trinitrotoluene is Used to melt metals Used as an explosive Used to fuse two metals Used as an abrasive Used to melt metals Used as an explosive Used to fuse two metals Used as an abrasive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver halides are used in photographic plates because they are Soluble in hyposolution Reduced by light Oxidised in air Totally colourless Soluble in hyposolution Reduced by light Oxidised in air Totally colourless ANSWER DOWNLOAD EXAMIANS APP
Chemistry The highest volume of gases in lower atmosphere is comprised of Hydrogen Nitrogen Oxygen Carbon dioxide Hydrogen Nitrogen Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP