Hivy watter

Hivy watter (deuterium oxide (2
H
2
O
)) is a form o watter that conteens a lairger nor normal amoont o the hydrogen isotope deuterium (2
H
or D, forby kent as hivy hydrogen), rather nor the common hydrogen-1 isotope (1
H
or H, forby cried protium) that maks up maist o the hydrogen in normal watter.[3]

Hivy watter
Spacefill model o hivy watter
Names
IUPAC name
[2H]2-Watter[citation needit]
Ither names
  • Deuterium oxide[1]
  • Water-d2[2]
  • Dideuterium monoxide
Properties
D
2
O
Molar mass 20.0276 g mol−1
Appearance Very pale blue, transparent liquid
Odour Odourless
Density 1.107 g mL−1
Meltin pynt 3.82 °C; 38.88 °F; 276.97 K
Bylin pynt 101.4 °C (214.5 °F; 374.5 K)
Miscible
log P −1.38
Refractive index (nD) 1.328
Viscosity 1.25 mPa s (at 20 °C)
1.87 D
Hazards
NFPA 704
Flammability code 0: Will nae burn. E.g., watterHealth code 1: Exposur would cause irritation but anly minor residual injury. E.g., turpentineReactivity code 1: Normally stable, but can acome unstable at elevatit temperaturs an pressurs. E.g., calciumSpecial hazards (white): no codeNFPA 704 four-colored diamond
0
1
1
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
YesY verify (whit is YesYN ?)
Infobox references

ReferencesEedit

  1. Parpart, Arthur K. (December 1935). "The permeability of the mammalian erythrocyte to deuterium oxide (heavy water)". Journal of Cellular and Comparative Physiology. 7 (2): 153–162. doi:10.1002/jcp.1030070202. Retrieved 29 December 2014.
  2. Svishchev, I. M.; Kusalik, P. G. (Januar 1994). "Dynamics in liquid water, water-d2, and water-t2: a comparative simulation study". The Journal of Physical Chemistry. 98 (3): 728–733. doi:10.1021/j100054a002. Retrieved 29 December 2014.
  3. IUPAC, Compendium o Chemical Terminology, 2nt ed. (the "Gold Book") (1997). Online corrected version:  (2006–) "heavy water".