Chemical Process __________ are used as corrosion inhibitor for iron & steel in aqueous solutions. Sulphates Phosphates Bi-carbonates Chromates Sulphates Phosphates Bi-carbonates Chromates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Roasting of metallurgical ores is done mainly to Sinter the ore Dehydrate it Remove arsenic & sulphur Remove CO₂ & H₂O Sinter the ore Dehydrate it Remove arsenic & sulphur Remove CO₂ & H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid completely saturated with sulphur trioxide is called Sulphurous acid Concentrated sulphuric acid Dilute sulphuric acid Oleum Sulphurous acid Concentrated sulphuric acid Dilute sulphuric acid Oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sea water contains about __________ ppm of bromine. 5 500 70 1700 5 500 70 1700 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Setting of plaster of paris is accompanied with Hydrolysis Loss of CO₂ Dehydration Hydration Hydrolysis Loss of CO₂ Dehydration Hydration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Proximate analysis of coal determines its __________ content. Moisture, sulphur, nitrogen & fixed carbon Moisture & volatile matter None of these Moisture, ash, sulphur & volatile matter Moisture, sulphur, nitrogen & fixed carbon Moisture & volatile matter None of these Moisture, ash, sulphur & volatile matter ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS