Chemical Process Viscose rayon None of these Cannot yield textile grade fibre Utilises H₂SO₄, NaOH and CS₂ during its manufacture Cannot be made from sulphite pulp None of these Cannot yield textile grade fibre Utilises H₂SO₄, NaOH and CS₂ during its manufacture Cannot be made from sulphite pulp ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Iron ore hametite is concentrated using Gravity separation Froth floatation Electro magnetic separation mainly Roasting Gravity separation Froth floatation Electro magnetic separation mainly Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 65% oleum 20% oleum 78%H₂SO₄ 98%H₂SO₄ 65% oleum 20% oleum 78%H₂SO₄ 98%H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Roasting of metallurgical ores is done mainly to Remove CO₂ & H₂O Remove arsenic & sulphur Dehydrate it Sinter the ore Remove CO₂ & H₂O Remove arsenic & sulphur Dehydrate it Sinter the ore ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Deaeration of water in its treatment is necessary, as it Minimises its corrosiveness Minimises its turbidity Helps in controlling its taste and odour None of these Minimises its corrosiveness Minimises its turbidity Helps in controlling its taste and odour None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent. 10 50 80 95 10 50 80 95 ANSWER DOWNLOAD EXAMIANS APP