Published by:
CGP EDU Academic Team
Published on: August 14, 2026
In the industrial production of which of the following, molecular hydrogen is obtained as a byproduct?
Text Solution
Verified by ExpertsThe correct answer is:
A
Sodium hydroxide is generally prepared commercially by electrolysis of sodium chloride in castner Kellner cell.
at cathode : Na + e - 
Na - amalgum
Anode: 
The Na-amalgam is treated with water to give sodium hydroxide and hydrogen gas :
2Na (amalgam) + H 2 O 
2NaOH + H 2 + 2Hg
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
The highest industrial consumption of molecular hydrogen is to produce compounds of element:
Boiling of hard water is helpful in removing the temporary hardness by converting calcium hydrogen …
Hydrogen has three isotopes : protium ( 3 H), deuterium ( 2 H or D) and tritium ( 3 H or T). They h…
Which one of the following reactions indicates the reducing ability of hydrogen peroxide in basic m…
High purity (>99.95%) dihydrogen is obtained by
Reaction of BeCl 2 with LiAlH 4 gives :