Chemical Process Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction? Reduction of Na+ ions Oxidation of Na+ ions Oxidation of Cl- ions Reduction of Cl- ions Reduction of Na+ ions Oxidation of Na+ ions Oxidation of Cl- ions Reduction of Cl- ions ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrazine is used in water treatment for the removal of Turbidity Chlorinous taste Colloidal impurities Dissolved oxygen Turbidity Chlorinous taste Colloidal impurities Dissolved oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of sodium tripolyphosphate (an additive) in synthetic detergent Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) Does not allow redeposition of dirt on the cleaned surface None of these Inhibits its corrosive effects Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) Does not allow redeposition of dirt on the cleaned surface None of these Inhibits its corrosive effects ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid saturated with SO₃ is called Oleum Sulphurous acid Concentrated H₂SO₄ None of these Oleum Sulphurous acid Concentrated H₂SO₄ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced commercially from sea water? Bromine Iodine Common salt Magnesium & potassium compounds Bromine Iodine Common salt Magnesium & potassium compounds ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a constituent of coffee? Lignin Caffeine Nicotine Calgon Lignin Caffeine Nicotine Calgon ANSWER DOWNLOAD EXAMIANS APP
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