Chemistry The metal used to galvanise iron to protect it from rusting is Zinc Chromium Lead Antimony Zinc Chromium Lead Antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercially, sodium bicarbonate is known as Soda ash Bleaching powder Washing soda Baking soda Soda ash Bleaching powder Washing soda Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnalium is an alloy of Aluminium and Magnesium Magnesium and Tin Aluminium and Zinc Manganese and Magnesium Aluminium and Magnesium Magnesium and Tin Aluminium and Zinc Manganese and Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Carbohydrates Coal Biomass Crude oil Carbohydrates Coal Biomass Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest form of iron? Pig iron Wrought iron Cast iron Steel Pig iron Wrought iron Cast iron Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Alum Clay Alumina Gypsum Alum Clay Alumina Gypsum ANSWER DOWNLOAD EXAMIANS APP