Chemistry Main pollutants released from iron and steel industry are CO, CO2 and SO2 NO, SO3 and H2S CO2, NO2 and SO3 CO2, H2S and NO2 CO, CO2 and SO2 NO, SO3 and H2S CO2, NO2 and SO3 CO2, H2S and NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicone is a polymer of Tetraalkyl silane Silicon tetrachloride Silane Dialkyl dichloro silane Tetraalkyl silane Silicon tetrachloride Silane Dialkyl dichloro silane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following in automobile exhaust can cause cancer? Lead Carbon monoxide Oxides of nitrogen Polyclinic hydrocarbons Lead Carbon monoxide Oxides of nitrogen Polyclinic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Calcium Calcium, Magnesium Sodium, Potassium Sodium, Magnesium Sodium, Calcium Calcium, Magnesium Sodium, Potassium Sodium, Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 0.1 to 1.5 4.0 to 6.0 1.5 to 3.0 3.0 to 4.0 0.1 to 1.5 4.0 to 6.0 1.5 to 3.0 3.0 to 4.0 ANSWER DOWNLOAD EXAMIANS APP
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