Chemical Process Roasting of metallurgical ores is done mainly to Remove arsenic & sulphur Sinter the ore Dehydrate it Remove CO₂ & H₂O Remove arsenic & sulphur Sinter the ore Dehydrate it Remove CO₂ & H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carbon disulphide is mainly used in the production of Corundum Viscose rayon Plasticiser for unsaturated polyester Paints Corundum Viscose rayon Plasticiser for unsaturated polyester Paints ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an explosive? Cellulose nitrate Trintrotoluene (TNT) Nitroglycerene All of these Cellulose nitrate Trintrotoluene (TNT) Nitroglycerene All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Addition of calcium oxide to water produces Slaked lime All of these Exothermic heat Hissing sound Slaked lime All of these Exothermic heat Hissing sound ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C. -183 -53 -196 -103 -183 -53 -196 -103 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene is produced from ethyl benzene by the process of Dehydrogenation Dehydration Alkylation Oxidation Dehydrogenation Dehydration Alkylation Oxidation ANSWER DOWNLOAD EXAMIANS APP
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