Chemistry Limestone is a raw material used by which industry? Petrochemicals Cement Fertilizers Aluminium Petrochemicals Cement Fertilizers Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s wool is chemically Calcium oxide Aluminium oxide Zinc oxide Magnesium oxide Calcium oxide Aluminium oxide Zinc oxide Magnesium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ gives hardness to stainless steel. Carbon Zinc Lead Tin Carbon Zinc Lead Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Saltpetre Borax Sodium chloride Hydrogen peroxide Saltpetre Borax Sodium chloride Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Calcium Silicon Oxygen Nitrogen Calcium Silicon Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The constituents of automobile exhaust that can cause cancer is/are : Lead Carbon monoxide Oxides of nitrogen Polycyclic hydrocarbons Lead Carbon monoxide Oxides of nitrogen Polycyclic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
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