Related Questions

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?
A Oxidation of Na+ ions
B Oxidation of Cl- ions
C Reduction of Na+ ions
D Reduction of Cl- ions
Wet chlorine gas produced during electrolysis of brine is dehydrated by
A Spraying 66° Be H2SO4 counter current to the flow of the gas
B Passing it through a bed of diatomaceous earth
C Passing it through a bed of silica gel
D None of these
A tank contains 10,000 gallons of a solution that is 5 percent sodium chloride by volume. If 2500 gallons of water evaporate from the tank, the remaining solution will be approximately what percent sodium chloride?
A 1.25%
B 3.75%
C 6.25%
D 6.67%
The value of Sodium Absorption Ratio for high sodium water lies between
A 0 to 10
B 10 to 18
C 18 to 26
D 26 to 34
Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium
A Carbonate
B Phosphate
C Bicarbonate
D Silicate
The laws of electrolysis are given by
A Ostwald
B Faraday
C Arrhenius
D Lewis
Which of the following metals is generally manufactured by electrolysis process?
A Load
B Aluminium
C Copper
D Zinc
E None of the above
Electrolysis of an aqueous solution of copper sulphate using copper electrodes gives
A Copper at cathode and oxygen at anode
B Copper at anode and oxygen at cathode.
C Copper at cathode and anodes dissolve to give copper
D Hydrogen at cathode and oxygen at anode
What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in an electrolytic cell?
A Cl2 & Na
B Cl2 & H2
C O2 & H2
D Cl2, H2 & NaOH solution
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine?
A Na2CO3
B NaHCO3
C H2
D None of these

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