To dry ammonia gas the drying agent used is

Question

To dry ammonia gas the drying agent used is (A) conc. H2SO4 (B) P2O5 (C) quick lime (D) anhydrous CaCl2

Tardigrade Admin · Accepted Answer

Moist NH3 is dried over quick lime (CaO). lt cannot be dried over cone. H2SO4 or P2O5 because being basic it forms Salts with them. Anhydrous CaCl2 also cannot be used because it forms a complex CaCl2.8NH3 with ammonia.

Q. To dry ammonia gas the drying agent used is

conc. $H_{2} S O_{4}$

$P_{2} O_{5}$

quick lime

anhydrous $C a C l_{2}$

Moist $N H_{3}$ is dried over quick lime $(C a O)$ . lt cannot be dried over cone. $H_{2} S O_{4}$ or $P_{2} O_{5}$ because being basic it forms Salts with them. Anhydrous $C a C l_{2}$ also cannot be used because it forms a complex $C a C l_{2} .8 N H_{3}$ with ammonia.

Q. To dry ammonia gas the drying agent used is

conc. H2​SO4​

P2​O5​

quick lime

anhydrous CaCl2​

Moist NH3​ is dried over quick lime (CaO). lt cannot be dried over cone. H2​SO4​ or P2​O5​ because being basic it forms Salts with them. Anhydrous CaCl2​ also cannot be used because it forms a complex CaCl2​.8NH3​ with ammonia.

conc. $H_{2} S O_{4}$

$P_{2} O_{5}$

anhydrous $C a C l_{2}$

Moist $N H_{3}$ is dried over quick lime $(C a O)$ . lt cannot be dried over cone. $H_{2} S O_{4}$ or $P_{2} O_{5}$ because being basic it forms Salts with them. Anhydrous $C a C l_{2}$ also cannot be used because it forms a complex $C a C l_{2} .8 N H_{3}$ with ammonia.