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Manipal MET2010Chemistryp Block Elements (Group 15, 16, 17 & 18)

Ammonia is dried over

Options

  1. Aslaked lime
  2. Bcalcium chloride
  3. Cphosphorus pentoxide
  4. Dquick lime

Correct answer

D. quick lime

Step-by-step solution

Quick lime, CaO is used to dry ammonia, as with other given dehydrating agents ammonia reacts. 4 NH ₃+ CaCl ₂ CaCl ₂ 4 NH ₃4 NH ₃+2 P ₂ O ₅ 4 NH ₄ PO ₃ Ca ( OH )₂ is never used as dehydrating agent.

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