Chemical Process Starting raw material for the manufacture of maleic anhydride is Neither A nor B Benzene Either A or B N-butene Neither A nor B Benzene Either A or B N-butene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cooking liquor in case of sulphite process is Magnesium sulphate and magnessium bicarbonate Magnesium sulphite and free SO₂ in acid medium Sodium sulphite and sodium bisulphite None of these Magnesium sulphate and magnessium bicarbonate Magnesium sulphite and free SO₂ in acid medium Sodium sulphite and sodium bisulphite None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of chlorine in the treatment of sewage Increases the biological oxygen demand(BOD) Helps in grease separation Aids in flocculation Causes bulking of activated sludge Increases the biological oxygen demand(BOD) Helps in grease separation Aids in flocculation Causes bulking of activated sludge ANSWER DOWNLOAD EXAMIANS APP
Chemical Process 'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of Fibrillation of fibre Final rolling out of paper Cutting of fibres Hydration of fibres Fibrillation of fibre Final rolling out of paper Cutting of fibres Hydration of fibres ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Temporary hardness of water can be removed by Addition of lime Filtration (through gravity sand filter) Addition of alum (a coagulant) Boiling Addition of lime Filtration (through gravity sand filter) Addition of alum (a coagulant) Boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Setting of plaster of paris is accompanied with Loss of CO₂ Hydration Dehydration Hydrolysis Loss of CO₂ Hydration Dehydration Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
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