NEETChemistryHydrogen
How is high-purity dihydrogen (>99.95%) obtained?
Options
- ABy reacting hydrogen gas with oxygen gas
- BBy electrolyzing warm aqueous barium hydroxide solution between nickel electrodes
- CBy heating water to high temperatures
- DBy mixing hydrogen gas with carbon dioxide
Correct answer
B. By electrolyzing warm aqueous barium hydroxide solution between nickel electrodes
Step-by-step solution
High-purity dihydrogen (>99.95%) is obtained by electrolyzing warm aqueous barium hydroxide solution between nickel electrodes.