Chemical Process High temperature carbonisation of coal takes place at __________ °C. 1100 < 500 700 2000 1100 < 500 700 2000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of oil does not Improve its resistance to oxidation None of these Remove double bonds Raise its melting point Improve its resistance to oxidation None of these Remove double bonds Raise its melting point ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The difference between saponification value and acid value is Always negative Constant for all fatty oils Called ester value None of these Always negative Constant for all fatty oils Called ester value None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine? H₂ Na₂CO₃ NaHCO₃ None of these H₂ Na₂CO₃ NaHCO₃ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove Bacteria All of these Turbidity Colour Bacteria All of these Turbidity Colour ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cooking liquor in case of sulphite process is None of these Magnesium sulphite and free SO₂ in acid medium Magnesium sulphate and magnessium bicarbonate Sodium sulphite and sodium bisulphite None of these Magnesium sulphite and free SO₂ in acid medium Magnesium sulphate and magnessium bicarbonate Sodium sulphite and sodium bisulphite ANSWER DOWNLOAD EXAMIANS APP
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