Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. Wetting characteristics Density difference None of these Terminal velocities Wetting characteristics Density difference None of these Terminal velocities ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Salt cake is chemically represented by BaSO₄ CaSO₄.1/2 H₂O Na₂SO₄ MgSO₄ BaSO₄ CaSO₄.1/2 H₂O Na₂SO₄ MgSO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Absorption of SO₃ in 97% H₂SO₄ is Not possible None of these Exothermic Endothermic Not possible None of these Exothermic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction. Exothermic Endothermic Both B and C Irreversible Exothermic Endothermic Both B and C Irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Calcareous & argillaceous materials are used in the manufacture of Lead Cement None of these Carbon disulphide Lead Cement None of these Carbon disulphide 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 Passing it through a bed of silica gel None of these Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of diatomaceous earth Passing it through a bed of silica gel None of these ANSWER DOWNLOAD EXAMIANS APP
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