Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Wetting Precipitation Emulsification Dispersion Wetting Precipitation Emulsification Dispersion ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wet chlorine gas produced during electrolysis of brine is dehydrated by Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of diatomaceous earth None of these Passing it through a bed of silica gel Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of diatomaceous earth None of these Passing it through a bed of silica gel ANSWER DOWNLOAD EXAMIANS APP
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 Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Sulphite Mechanical Sulphate/kraft Neutral sulphite semi-chemical Sulphite Mechanical Sulphate/kraft Neutral sulphite semi-chemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant All of these Gives higher conversion efficiency Has a longer life and is not poisoned by arsenic Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant All of these Gives higher conversion efficiency Has a longer life and is not poisoned by arsenic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 78%H₂SO₄ 65% oleum 20% oleum 98%H₂SO₄ 78%H₂SO₄ 65% oleum 20% oleum 98%H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
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