Chemical Process Concentration of sulphide ores is done usually by Electro magnetic separation Roasting Froth floatation Smelting Electro magnetic separation Roasting Froth floatation Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscose rayon Cannot yield textile grade fibre Utilises H₂SO₄, NaOH and CS₂ during its manufacture None of these Cannot be made from sulphite pulp Cannot yield textile grade fibre Utilises H₂SO₄, NaOH and CS₂ during its manufacture None of these Cannot be made from sulphite pulp ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following sugars is the sweetest? Sucrose Lactose Fructose Glucose Sucrose Lactose Fructose Glucose ANSWER DOWNLOAD EXAMIANS APP
Chemical Process H₂S is scrubbed from refinery gases by absorption using Dilute H₂SO₄ Chilled water Tri-butyl phosphate Ethanol amine Dilute H₂SO₄ Chilled water Tri-butyl phosphate Ethanol amine 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 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 -103 -196 -183 -53 -103 -196 ANSWER DOWNLOAD EXAMIANS APP