Chemistry Detergents used for cleaning clothes and utensils contain Nitrates Sulphonates Bicarbonates Bismuthates Nitrates Sulphonates Bicarbonates Bismuthates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carborundum is another name of Silicon oxide Calcium carbide Silicon carbide Calcium oxide Silicon oxide Calcium carbide Silicon carbide Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? Cast iron Stainless steel High speed steel Wrought iron Cast iron Stainless steel High speed steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a secondary pollutant ? NO SO2 PAN CO NO SO2 PAN CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Acceleration Vulcanization Sulphonation Galvanization Acceleration Vulcanization Sulphonation Galvanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Taj Mahal is greatly affected due to : Deforestation Sound pollution Tourists Acid rain Deforestation Sound pollution Tourists Acid rain ANSWER DOWNLOAD EXAMIANS APP
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