Chemical Process Ethyl alcohol cannot be produced None of these By esterification and hydroloysis of ethylene From molasses From waste sulphite substrate of paper mills None of these By esterification and hydroloysis of ethylene From molasses From waste sulphite substrate of paper mills ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lime and soda ash are added to water to remove Its corrosiveness Undersirable taste and odour Bacteria Bicarbonates & sulphates of calcium and magnesium Its corrosiveness Undersirable taste and odour Bacteria Bicarbonates & sulphates of calcium and magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Basic oxide is absent in __________ glass. All of these Quartz Flint Pyrex All of these Quartz Flint Pyrex ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ ⇋ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by Increasing the oxygen concentration Maintaining low temperature & pressure in the converter Removing some quantity of SO₃ during intermediate stage Putting more quantity of V₂O₅ catalyst in the converter Increasing the oxygen concentration Maintaining low temperature & pressure in the converter Removing some quantity of SO₃ during intermediate stage Putting more quantity of V₂O₅ catalyst in the converter ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Shrinkage volume in cement setting does not depend upon the Sand to cement ratio Drying period Ambient temperature fluctuation Water to cement ratio Sand to cement ratio Drying period Ambient temperature fluctuation Water to cement ratio ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is Oleum Dilute H₂SO₄ Ultraviolet light None of these Oleum Dilute H₂SO₄ Ultraviolet light None of these ANSWER DOWNLOAD EXAMIANS APP
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