Lab preparation of ammonia

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6 Terms

1
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ammonia

NH3 (g)

2
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ammonium

NH4 + compound ie NH4Cl

3
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Boiling + melting point of ammonia

  • Low boiling point and melting point because of the simple covalent weak intermolecular forces.

4
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Other properties of ammonia

  • Colourless

  • Less dense than air because ammonia’s mass number is less air.

  • Pungent smell (cat urine)

  • Very soluble in water

  • Alkaline

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What is the difference between hydrochloric acid and hydrogen chloride?

  • Hydrochloric acid is aqueous whilst hydrogen chloride is a gas

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What are the uses of ammonia?

  • NPK fertiliser

  • TNT because of the release of huge amounts of energy

  • Cleaning products

  • Pharmaceuticals