Water

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Properties Simple | Detailed

Formula H2O
IUPAC Name water
Molecular Mass 18.015 g·mol−1
Heat of Formation -241.8 ± 16.7 kJ·mol−1
Dipole Moment 2.13 ± 1.08 D
Volume 25.18 Å 3
Surface Area 42.43 Å 2
HOMO Energy -12.12 ± 0.55 eV
LUMO Energy 3.75 ± eV
Point Group Symmetry C2v
Synonyms
  • 3h-water
  • [oh2]
  • acqua
  • agua
  • aqua
  • atomic oxygen
  • bound oxygen
  • bound water
  • d00001
  • deionized water
  • dhmo
  • dihydridooxygen
  • dihydrogen monoxide
  • dihydrogen oxide
  • dis
  • distilled water
  • e-toxate water
  • eau
  • ethers
  • glucose 4-o4 group
  • gte
  • h(2)o
  • h2o
  • hoh
  • hyd
  • hydroxy group
  • ice
  • monooxygen
  • oh
  • ox
  • oxidane
  • oxo
  • oxo group
  • oxygen atom
  • oxygen(sup 3p)
  • oxygen, atomic
  • photooxygen
  • purified water
  • purified water (jp15)
  • qtr
  • singlet oxygen
  • tritiated water (hto)
  • tritiated water, mono-
  • unknown
  • wasser
  • water (jp15/usp)
  • water for injection
  • water for injection (jp15)
  • water vapor
  • water with 0.1% acetic acid
  • water with 0.1% formic acid
  • water with 0.1% formic acid and 0.01% trifluoroacetic acid
  • water with 0.1% trifluoroacetic acid
  • water, deionized
  • water, deuterium-depleted
  • water, distilled
  • water, distilled, conductivity or of similar purity
  • water, heavy
  • water, mineral
  • water, purified
  • water, purified (jp15/usp)
  • water-16o
CAS Number(s)
  • 14314-42-2
  • 558440-22-5
  • 13670-17-2
  • 7732-18-5
  • 17778-80-2
InChIKey XLYOFNOQVPJJNP-UHFFFAOYSA-N
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Elements H O