Chemistry Among the following, carbonate ore of Zinc is Sphalerite Zincite Calamine Zincblende Sphalerite Zincite Calamine Zincblende ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Oxygen Iron Carbon Nitrogen Oxygen Iron Carbon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Ozone Nitrogen Oxygen Chlorine Ozone Nitrogen Oxygen Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is found in all organic compounds Oxygen Nitrogen Carbon Calcium Oxygen Nitrogen Carbon Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Fractional distillation Oxidation Electrolysis Reduction Fractional distillation Oxidation Electrolysis Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc is more reactive than tin Zinc is costlier than tin Zinc has a higher melting point than tin Zinc is less reactive than tin Zinc is more reactive than tin Zinc is costlier than tin Zinc has a higher melting point than tin Zinc is less reactive than tin ANSWER DOWNLOAD EXAMIANS APP
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