Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Paint Glass Cement Gun powder Paint Glass Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrification is the biological process of converting N2 into nitrate N2into nitrite Ammonia into N2 Ammonia into nitrite N2 into nitrate N2into nitrite Ammonia into N2 Ammonia into nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following in automobile exhaust can cause cancer? Carbon monoxide Polyclinic hydrocarbons Oxides of nitrogen Lead Carbon monoxide Polyclinic hydrocarbons Oxides of nitrogen Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Cancer Pneumoconiosis Silicosis Asthma Cancer Pneumoconiosis Silicosis Asthma ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Acetic acid Hydrochloric acid Nitric acid Aqua-regia Acetic acid Hydrochloric acid Nitric acid Aqua-regia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saline soil contains None of these Hard rocks High concentration of salt Lot of moisture None of these Hard rocks High concentration of salt Lot of moisture ANSWER DOWNLOAD EXAMIANS APP
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