Chemistry The purest form of Iron is : Pig iron Steel Cast iron Wrought iron Pig iron Steel Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in kidney stones? Calcium oxalate Sodium chloride Calcium acetate Sodium oxalate Calcium oxalate Sodium chloride Calcium acetate Sodium oxalate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stainless steel is an alloy of Carbon and iron Chromium and iron Chromium, carbon and iron Chromium and carbon Carbon and iron Chromium and iron Chromium, carbon and iron Chromium and carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? NO2 Photochemical smog Dust particles SO2 NO2 Photochemical smog Dust particles SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalytic converters are generally made from : Transition metals Carbon Hydrogen Alkaline metals Transition metals Carbon Hydrogen Alkaline metals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of removing calcium and magnesium from hard water is known as Filtration Sedimentation Water softening Flocculation Filtration Sedimentation Water softening Flocculation ANSWER DOWNLOAD EXAMIANS APP
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