Chemical Process Which of the following is not produced on commercial scale from sea water? Potassium compounds Sodium sulphate Magnesium compounds Bromine Potassium compounds Sodium sulphate Magnesium compounds Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Roasting of metallurgical ores is done mainly to Remove CO₂ & H₂O Dehydrate it Sinter the ore Remove arsenic & sulphur Remove CO₂ & H₂O Dehydrate it Sinter the ore Remove arsenic & sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Major component of flint glass is Silica Soda Lead oxide Alumina Silica Soda Lead oxide Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm. 8500 800 4000 1600 8500 800 4000 1600 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of chlorine in the treatment of sewage Aids in flocculation Helps in grease separation Increases the biological oxygen demand(BOD) Causes bulking of activated sludge Aids in flocculation Helps in grease separation Increases the biological oxygen demand(BOD) Causes bulking of activated sludge ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Kaoline is a/an Artificial abrasive Refractory material Synthetic resin Blue pigment Artificial abrasive Refractory material Synthetic resin Blue pigment ANSWER DOWNLOAD EXAMIANS APP
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