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Question: Answered & Verified by Expert
To dry ammonia gas the drying agent used is
Chemistryp Block Elements (Group 15, 16, 17 & 18)COMEDKCOMEDK 2019
Options:
  • A con(c)$\mathrm{H}_{2} \mathrm{SO}_{4}$
  • B $\mathrm{P}_{2} \mathrm{O}_{5}$
  • C soda lime
  • D anhydrous $\mathrm{CaCl}_{2}$
Solution:
1883 Upvotes Verified Answer
The correct answer is: soda lime
$\mathrm{NH}_{3}$ (ammonia) gas is dried by using sodalime, because $\mathrm{NH}_{3}$ itself is basic in nature and only basic compound can be used to dry $\mathrm{NH}_{3}$, while conc. $\mathrm{H}_{2} \mathrm{SO}_{4}$, anhy. $\mathrm{CaCl}_{2}$ and $\mathrm{P}_{2} \mathrm{O}_{5}$ can not react with ammonia.

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