Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 20 and 50 km 5 and 10 km 50 and 100 km 10 and 20 km 20 and 50 km 5 and 10 km 50 and 100 km 10 and 20 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO2, H2S and NO2 CO2, NO2 and SO3 CO, CO2 and SO2 NO, SO3 and H2S CO2, H2S and NO2 CO2, NO2 and SO3 CO, CO2 and SO2 NO, SO3 and H2S ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Reaction of nitrogen dioxide with water to form nitric acid Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of Nitrogen Monoxide with oxygen to form nitric acid Reaction of nitrogen dioxide with water to form nitric acid Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of Nitrogen Monoxide with oxygen to form nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Oxalic acid Benzoic acid Cinnamic acid Phthalic acid Oxalic acid Benzoic acid Cinnamic acid Phthalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Select the one which is not a mixture : Gasoline Distilled water Air LPG Gasoline Distilled water Air LPG ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in dating archaeological findings ? 818O 614C 92235U 13H 818O 614C 92235U 13H ANSWER DOWNLOAD EXAMIANS APP