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  2. Argon 18 - Wikipedia

    en.wikipedia.org/wiki/Argon_18

    Argon 18 is a Canadian cycle manufacturer founded in 1989 in Montreal, Quebec by Gervais Rioux. The name is derived from the element Argon , which is number 18 on the periodic table of elements . Argon 18 bikes are distributed in more than 70 countries.

  3. Prices of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Prices_of_chemical_elements

    This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. ... 18: Ar: Argon: 0.0017837: 3.5 ...

  4. Argon - Wikipedia

    en.wikipedia.org/wiki/Argon

    Argon is a chemical element; it has symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas . [ 10 ] Argon is the third most abundant gas in Earth's atmosphere , at 0.934% (9340 ppmv ).

  5. Noble gas - Wikipedia

    en.wikipedia.org/wiki/Noble_gas

    18: argon: 2, 8, 8 36: krypton: ... Atoms with full valence electron shells are extremely stable and therefore do not tend to form chemical ... 2004 price (USD/m 3 ...

  6. Periodic table (electron configurations) - Wikipedia

    en.wikipedia.org/wiki/Periodic_table_(electron...

    Grayed out electron numbers indicate subshells filled to their maximum. Bracketed noble gas symbols on the left represent inner configurations that are the same in each period. Written out, these are: He, 2, helium : 1s 2 Ne, 10, neon : 1s 2 2s 2 2p 6 Ar, 18, argon : 1s 2 2s 2 2p 6 3s 2 3p 6 Kr, 36, krypton : 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 ...

  7. 2016 Bora–Argon 18 season - Wikipedia

    en.wikipedia.org/wiki/2016_Bora–Argon_18_season

    The 2016 season for the Bora–Argon 18 cycling team began in January at the Trofeo Felanitx-Ses Salines-Campos-Porreres. The team participated in UCI Continental Circuits and UCI World Tour events when given a wildcard invitation.

  8. Noble gas compound - Wikipedia

    en.wikipedia.org/wiki/Noble_gas_compound

    Solid argon-hydrogen clathrate (Ar(H 2) 2) has the same crystal structure as the MgZn 2 Laves phase. It forms at pressures between 4.3 and 220 GPa, though Raman measurements suggest that the H 2 molecules in Ar(H 2) 2 dissociate above 175 GPa. A similar Kr(H 2) 4 solid forms at pressures above 5 GPa. It has a face-centered cubic structure where ...

  9. Isotopes of argon - Wikipedia

    en.wikipedia.org/wiki/Isotopes_of_argon

    Argon (18 Ar) has 26 known isotopes, from 29 Ar to 54 Ar, of which three are stable (36 Ar, 38 Ar, and 40 Ar). On Earth, 40 Ar makes up 99.6% of natural argon. The longest-lived radioactive isotopes are 39 Ar with a half-life of 268 years, 42 Ar with a half-life of 32.9 years, and 37 Ar with a half-life of 35.04 days.