pBlock ElementsII 1 Question 29
29. Ammonia can be dried by
$(2000,1 M)$
(a) conc. $\mathrm{H}{2} \mathrm{SO}{4}$
(b) $\mathrm{P}{4} \mathrm{O}{10}$
(c) $\mathrm{CaO}$
(d) anhydrous $\mathrm{CaCl}_{2}$
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Solution:
- $\mathrm{CaO}$, a basic oxide, is most suitable for drying of basic ammonia.