Amoniako: berrikuspenen arteko aldeak

| Density = 0.86&nbsp;kg/m³ (1.013 bar irakitean)<br />0.73&nbsp;kg/m³ (1.013 bar 15 &nbsp;°C-tan)<br />681.9&nbsp;kg/m³ −33.3 &nbsp;°C-tan (likido)<ref>{{erreferentzia|url=http://books.google.com/?id=qPGzhL3Y50YC&pg=PA132|orrialdea=132|izenburua=Systematic Inorganic Chemistry|egilea=Yost, Don M.|argitaletxea=READ BOOKS|urtea=2007|isbn=1-4067-7302-6}}</ref><br />817&nbsp;kg/m³ −80 &nbsp;°C-tan (solido)<ref>{{erreferentzia |doi=10.1080/00337577508240819|izenburua=On crystalline character of transparent solid ammonia|urtea=1975|abizena=Blum |izena= Alexander|aldizkaria=Radiation Effects and Defects in Solids|liburukia=24|alea=4|orrialdea=277}}</ref>

| Solubility = 47% (0 &nbsp;°C)<br />31% (25 &nbsp;°C)<br />28% (50 &nbsp;°C)<ref>{{erreferentzia|url=http://books.google.com/?id=0fT4wfhF1AsC&pg=PA17|orrialdea=17|izenburua=Handbook of inorganic compounds |egilea=Perry, Dale L.; Phillips, Sidney L.|argitaletxea=CRC Press|urtea=1995|isbn=0-8493-8671-3}}</ref>

| pKa = 32.5 (−33 &nbsp;°C),<ref>Perrin, D.D., ''Ionisation Constants of Inorganic Acids and Bases in Aqueous Solution''; 2nd Ed., Pergamon Press: Oxford, '''1982'''.</ref> 10.5 (DMSO)

| Autoignition = 651 &nbsp;°C