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This is an old revision of this page, as edited by Stewartadcock (talk | contribs) at 11:04, 5 August 2014 (just for testing.). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

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Below is a test chemical info box:

Stewartadcock/sandbox
Stereo structural formula of the ammonia molecule
Ball-and-stick model of the ammonia molecule
Ball-and-stick model of the ammonia molecule
Space-filling model of the ammonia molecule
Space-filling model of the ammonia molecule
Names
IUPAC name
Azane
Other names
Hydrogen nitride

Trihydrogen nitride

Nitro-Sil
Identifiers
3D model (JSmol)
3DMet
3587154
ChEBI
ChEMBL
ChemSpider
EC Number
  • 231-635-3
79
KEGG
MeSH Ammonia
RTECS number
  • BO0875000
UNII
UN number 1005
  • InChI=1S/H3N/h1H3 checkY
    Key: QGZKDVFQNNGYKY-UHFFFAOYSA-N checkY
  • InChI=1/H3N/h1H3
    Key: QGZKDVFQNNGYKY-UHFFFAOYAF
  • N
Properties
NH3
Molar mass 17.031 g/mol
Appearance Colourless gas
Odor strong pungent odor
Melting point −77.73 °C (−107.91 °F; 195.42 K)
Boiling point −33.34 °C (−28.01 °F; 239.81 K)
47% (0 °C)
31% (25 °C)
28% (50 °C)[1]
Solubility soluble in chloroform, ether, ethanol, methanol
Vapor pressure 8573 h Pa
Acidity (pKa) 32.5 (−33 °C),[2] 10.5 (DMSO)
Basicity (pKb) 4.75
1.3327
Viscosity 0.276 cP (-40 °C)
Structure
Trigonal pyramid
1.42 D
Thermochemistry
193 J·mol−1·K−1[3]
−46 kJ·mol−1[3]
Hazards
GHS labelling:
class="wikitable collapsible" style="min-width: 50em;"
GHS hazard pictograms[4]
Pictogram Code Symbol description Image link
GHS01: Explosive GHS01 {{GHS exploding bomb}} Image:GHS-pictogram-explos.svg Explosive
GHS02: Flammable GHS02 {{GHS flame}} Image:GHS-pictogram-flamme.svg
GHS03: Oxidizing GHS03 {{GHS flame over circle}} Image:GHS-pictogram-rondflam.svg
GHS04: Compressed Gas GHS04 {{GHS gas cylinder}} Image:GHS-pictogram-bottle.svg
GHS05: Corrosive GHS05 {{GHS corrosion}} Image:GHS-pictogram-acid.svg Corrosive
GHS06: Toxic GHS06 {{GHS skull and crossbones}} Image:GHS-pictogram-skull.svg Accute Toxic
GHS07: Exclamation mark GHS07 {{GHS exclamation mark}} Image:GHS-pictogram-exclam.svg Irritant
GHS08: Health hazard GHS08 {{GHS health hazard}} Image:GHS-pictogram-silhouette.svg Health Hazard
GHS09: Environmental hazard GHS09 {{GHS environment}} Image:GHS-pictogram-pollu.svg Environment

See also

GHS hazard pictograms[4]
Pictogram Code Symbol description Image link
GHS01: Explosive GHS01 {{GHS exploding bomb}} Image:GHS-pictogram-explos.svg Explosive
GHS02: Flammable GHS02 {{GHS flame}} Image:GHS-pictogram-flamme.svg
GHS03: Oxidizing GHS03 {{GHS flame over circle}} Image:GHS-pictogram-rondflam.svg
GHS04: Compressed Gas GHS04 {{GHS gas cylinder}} Image:GHS-pictogram-bottle.svg
GHS05: Corrosive GHS05 {{GHS corrosion}} Image:GHS-pictogram-acid.svg Corrosive
GHS06: Toxic GHS06 {{GHS skull and crossbones}} Image:GHS-pictogram-skull.svg Accute Toxic
GHS07: Exclamation mark GHS07 {{GHS exclamation mark}} Image:GHS-pictogram-exclam.svg Irritant
GHS08: Health hazard GHS08 {{GHS health hazard}} Image:GHS-pictogram-silhouette.svg Health Hazard
GHS09: Environmental hazard GHS09 {{GHS environment}} Image:GHS-pictogram-pollu.svg Environment

See also

GHS hazard pictograms[4]
Pictogram Code Symbol description Image link
GHS01: Explosive GHS01 {{GHS exploding bomb}} Image:GHS-pictogram-explos.svg Explosive
GHS02: Flammable GHS02 {{GHS flame}} Image:GHS-pictogram-flamme.svg
GHS03: Oxidizing GHS03 {{GHS flame over circle}} Image:GHS-pictogram-rondflam.svg
GHS04: Compressed Gas GHS04 {{GHS gas cylinder}} Image:GHS-pictogram-bottle.svg
GHS05: Corrosive GHS05 {{GHS corrosion}} Image:GHS-pictogram-acid.svg Corrosive
GHS06: Toxic GHS06 {{GHS skull and crossbones}} Image:GHS-pictogram-skull.svg Accute Toxic
GHS07: Exclamation mark GHS07 {{GHS exclamation mark}} Image:GHS-pictogram-exclam.svg Irritant
GHS08: Health hazard GHS08 {{GHS health hazard}} Image:GHS-pictogram-silhouette.svg Health Hazard
GHS09: Environmental hazard GHS09 {{GHS environment}} Image:GHS-pictogram-pollu.svg Environment

See also

GHS hazard pictograms[4]
Pictogram Code Symbol description Image link
GHS01: Explosive GHS01 {{GHS exploding bomb}} Image:GHS-pictogram-explos.svg Explosive
GHS02: Flammable GHS02 {{GHS flame}} Image:GHS-pictogram-flamme.svg
GHS03: Oxidizing GHS03 {{GHS flame over circle}} Image:GHS-pictogram-rondflam.svg
GHS04: Compressed Gas GHS04 {{GHS gas cylinder}} Image:GHS-pictogram-bottle.svg
GHS05: Corrosive GHS05 {{GHS corrosion}} Image:GHS-pictogram-acid.svg Corrosive
GHS06: Toxic GHS06 {{GHS skull and crossbones}} Image:GHS-pictogram-skull.svg Accute Toxic
GHS07: Exclamation mark GHS07 {{GHS exclamation mark}} Image:GHS-pictogram-exclam.svg Irritant
GHS08: Health hazard GHS08 {{GHS health hazard}} Image:GHS-pictogram-silhouette.svg Health Hazard
GHS09: Environmental hazard GHS09 {{GHS environment}} Image:GHS-pictogram-pollu.svg Environment

See also

|-


|-

| style="padding-left:1em;" |

| H221, H280, H314, H331, H400[5]

|-

|-

| style="padding-left:1em;" |

| P210, P261, P273, P280, P305+P351+P338, P310[5]

|- | NFPA 704 (fire diamond)

|

NFPA 704 four-colored diamondHealth 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gasFlammability 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
3
1
0

|- | Flash point | flammable gas (see text)

|-

| Explosive limits | 15–28% |-

| colspan=2 style="text-align:left; background-color:#eaeaea;" | Lethal dose or concentration (LD, LC): |-

|-

| style="padding-left:1em;" |

| 0.015 mL/kg (human, oral)

|-

|- | colspan=2 style="text-align:left; background-color:#eaeaea;" | NIOSH (US health exposure limits): |-

|-

| style="padding-left:1em;" |

PEL (Permissible)

| 50 ppm (25 ppm ACGIH- TLV; 35 ppm STEL)

|-

|- ! colspan=2 style="background: #f8eaba; text-align: center;" |Related compounds

|-

|

Other cations

| Phosphine
Arsine
Stibine |-


| colspan=2 style="text-align:left; background:#f8eaba; border:1px solid #a2a9b1;" |

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

|-

|}

  1. ^ Perry, Dale L.; Phillips, Sidney L. (1995). Handbook of inorganic compounds. CRC Press. p. 17. ISBN 0-8493-8671-3.{{cite book}}: CS1 maint: multiple names: authors list (link)
  2. ^ Perrin, D. D., Ionisation Constants of Inorganic Acids and Bases in Aqueous Solution; 2nd Ed., Pergamon Press: Oxford, 1982.
  3. ^ a b Zumdahl, Steven S. (2009). Chemical Principles 6th Ed. Houghton Mifflin Company. p. A22. ISBN 0-618-94690-X.
  4. ^ a b c d "Globally Harmonized System of Classification and Labelling of Chemicals" (pdf). 2021. Annex 3: Codification of Statements and Pictograms (pp 268–385).
  5. ^ a b c Sigma-Aldrich Co., Ammonia. Retrieved on 2013-07-20.
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