Chemical Process Which of the following is used as a coagulant in water treatment? Chloramine Ferrous sulphate Chlorine Hydrogen peroxide Chloramine Ferrous sulphate Chlorine Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sudden temperature fluctuation does not affect pyrex glass, because of its Low co-efficient of expansion High co-efficient of expansion High melting point Both B and C Low co-efficient of expansion High co-efficient of expansion High melting point Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid completely saturated with sulphur trioxide is called Concentrated sulphuric acid Sulphurous acid Oleum Dilute sulphuric acid Concentrated sulphuric acid Sulphurous acid Oleum Dilute sulphuric acid 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 Putting more quantity of V₂O₅ catalyst in the converter Maintaining low temperature & pressure in the converter Increasing the oxygen concentration Removing some quantity of SO₃ during intermediate stage Putting more quantity of V₂O₅ catalyst in the converter Maintaining low temperature & pressure in the converter Increasing the oxygen concentration Removing some quantity of SO₃ during intermediate stage ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Washing of coal is done to Both B and C Remove the adhering impurities Remove the inherent impurities Reduce the ash content Both B and C Remove the adhering impurities Remove the inherent impurities Reduce the ash content ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The major constituent of black liquor generated during paper manufacture is sodium Sulphate Bi-carbonate Hydroxide Carbonate Sulphate Bi-carbonate Hydroxide Carbonate ANSWER DOWNLOAD EXAMIANS APP
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