Chemistry Sulphur dioxide present in the industrial chimney exhaust causes Corrosion building materials Reduction in plant's productivity owing to acid rain Respiratory and lung disease All of these Corrosion building materials Reduction in plant's productivity owing to acid rain Respiratory and lung disease All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of TNT and charcoal Nitre, sulphur and charcoal Sulphur, sand and charcoal Sand and TNT TNT and charcoal Nitre, sulphur and charcoal Sulphur, sand and charcoal Sand and TNT ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Manganese Molybdenum Lead Mercury Manganese Molybdenum Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Magnesium Bromine Lead Barium Magnesium Bromine Lead Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Eutrophication Alkalinity Hardness Acidity Eutrophication Alkalinity Hardness Acidity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Sublimation Magnetization Evaporation Sedimentation Sublimation Magnetization Evaporation Sedimentation ANSWER DOWNLOAD EXAMIANS APP