High purity (> 99.95%) dihydrogen is obtained by
High purity (> 99.95%) dihydrogen is obtained by
Option 1 -
Reaction of zinc aqueous alkali.
Option 2 -
Electrolysis of acidified water using platinum electrodes.
Option 3 -
Electrolysis of warm aqueous barium hydroxide solution between nickel electrodes.
Option 4 -
Reaction of zinc with dilute acid.
-
1 Answer
-
Correct Option - 3
Detailed Solution:High purity (> 99.95%) H2 gas is obtained by electrolysis of warm aqueous Ba (OH)2 solution using Ni electrode.
Similar Questions for you
H2S has minimum boiling point.
PbS + 4H2O2->PbSO4 + 4H2O.
Volume strength of H2O2 = Molarity * 11.2
HF molecules are associated with strong intermolecular hydrogen bonding hence its boiling point is the highest
Compound Melting Point (K)
HF 190
HCl 159
HBr 185
HI
Taking an Exam? Selecting a College?
Get authentic answers from experts, students and alumni that you won't find anywhere else
Sign Up on ShikshaOn Shiksha, get access to
- 65k Colleges
- 1.2k Exams
- 682k Reviews
- 1800k Answers