Chemical Process Salt cake is chemically represented by BaSO₄ Na₂SO₄ MgSO₄ CaSO₄.1/2 H₂O BaSO₄ Na₂SO₄ MgSO₄ CaSO₄.1/2 H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst Gives higher conversion efficiency All of these Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Has a longer life and is not poisoned by arsenic Gives higher conversion efficiency All of these Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Has a longer life and is not poisoned by arsenic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Addition of calcium oxide to water produces All of these Exothermic heat Hissing sound Slaked lime All of these Exothermic heat Hissing sound Slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Low temperature carbonisation of coal takes place at __________ °C. 300 1100 900 700 300 1100 900 700 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of an alcohol with organic acid is called the __________ reaction. Neutralisation Esterification Acidification Saponification Neutralisation Esterification Acidification Saponification ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the false statement pertaining to water treatment. Aeration of water is effective in CO₂ removal Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water ANSWER DOWNLOAD EXAMIANS APP