Related Questions

What type of fusion welding process is used for welding sheet metals of all engineering metals (except Cu, Ag) in automobile and air craft industries, pipe and tubing production?
A Thermit welding
B Electroslag welding
C Resistance welding
D Submerged arc Welding
The stereo plotting instruments are generally manufactured on the principle of
A Optical projection
B Optical mechanism projection
C Mechanical projection
D All the above
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
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
The laws of electrolysis are given by
A Ostwald
B Faraday
C Arrhenius
D Lewis
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
Sodium is produced by the electrolysis of
A Molten sodium carbonate
B Molten sodium chloride
C Aqueous brine solution
D Its cyanide complex
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
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
The fertiliser plant getting hydrogen by electrolysis of water is situated at
A Namrup
B Nangal
C Rourkela
D Korba

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