Chemical Process Roasting of metallurgical ores is done mainly to Remove CO₂ & H₂O Sinter the ore Dehydrate it Remove arsenic & sulphur Remove CO₂ & H₂O Sinter the ore Dehydrate it Remove arsenic & sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Naphthols are derivates of Naphthalene Methyl amine Xylene Phenol Naphthalene Methyl amine Xylene Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercial production of calcium carbide requires limestone and __________ as raw materials. Sand Coke Soda ash Fuel oil Sand Coke Soda ash Fuel oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced on commercial scale from sea water? Bromine Magnesium compounds Sodium sulphate Potassium compounds Bromine Magnesium compounds Sodium sulphate Potassium compounds ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrazine is used in water treatment for the removal of Chlorinous taste Turbidity Dissolved oxygen Colloidal impurities Chlorinous taste Turbidity Dissolved oxygen Colloidal impurities ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The major use of butadiene is None of these In the manufacture of synthetic rubber As an anti-skinning agent in paint As a plasticiser for unsaturated polyester None of these In the manufacture of synthetic rubber As an anti-skinning agent in paint As a plasticiser for unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
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