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Lanthanum, 57La
Atomic nhamba (Z) 57
Phase pa STP yakasimba
Melting point 1193 K (920 °C, 1688 °F)
Boiling point 3737 K (3464 °C, 6267 °F)
Density (pedyo ne rt) 6.162 g/cm3
kana mvura (pa mp) 5.94 g/cm3
Kupisa kwe fusion 6.20 kJ/mol
Kupisa kwe vaporization 400 kJ / mol
Molar kupisa simba 27.11 J/(mol·K)
  • Lanthanum(La)Oxide

    Lanthanum(La)Oxide

    Lanthanum oxide, inozivikanwawo seyakanyanya kunyungudika inopisa inopisa Lanthanum sosi, inorganic compound ine rare earth element lanthanum uye oxygen.Yakakodzera girazi, optic uye ceramic application, uye inoshandiswa mune zvimwe ferroelectric zvinhu, uye ndeye feedstock yezvimwe zvinokonzeresa, pakati pezvimwe zvinoshandiswa.

  • Lanthanum carbonate

    Lanthanum carbonate

    Lanthanum carbonateimunyu unoumbwa ne lanthanum(III) cations uye carbonate anions ine kemikari formula La2(CO3)3.Lanthanum carbonate inoshandiswa sechinhu chekutanga mumakemikari e lanthanum, kunyanya mukugadzira maokisidhi akasanganiswa.

  • Lanthanum(III) Chloride

    Lanthanum(III) Chloride

    Lanthanum(III) Chloride Heptahydrate imvura yakanakisa soluble crystalline Lanthanum sosi, iri inorganic compound ine formula LaCl3.Munyu wakajairika we lanthanum unonyanya kushandiswa mukutsvaga uye unoenderana nema chlorides.Iro rakachena rakasimba rinonyungudika zvakanyanya mumvura nedoro.

  • Lanthanum Hydrooxide

    Lanthanum Hydrooxide

    Lanthanum Hydrooxideimvura yakawanda isingagadziriswi crystalline Lanthanum source, iyo inogona kuwanikwa nekuwedzera alkali yakadai seammonia kune aqueous solutions yelanthanum salts se lanthanum nitrate.Izvi zvinogadzira gel-semvura inonaya iyo inogona kuomeswa mumhepo.Lanthanum hydroxide haibatike zvakanyanya nealkaline zvinhu, asi inonyungudika zvishoma muine acidic solution.Inoshandiswa zvinoenderana nepamusoro (yakakosha) pH nharaunda.

  • Lanthanum Hexaboride

    Lanthanum Hexaboride

    Lanthanum Hexaboride (LaB6,inonziwo lanthanum boride uye LaB) ikemikari inorganic, boride ye lanthanum.Sezvinoita refractory ceramic material ine nzvimbo yakanyunguduka ye2210 °C, Lanthanum Boride hainyanyi kunyungudika mumvura uye hydrochloric acid, uye inoshandura kuita oxide kana yapiswa (calcined).Stoichiometric samples dzine ruvara rwepepuru-violet, nepo boron-rich (pamusoro peLaB6.07) ibhuruu.Lanthanum Hexaboride(LaB6) inozivikanwa nekuoma kwayo, simba remagetsi, thermionic emission, uye yakasimba plasmonic zvinhu.Munguva ichangopfuura, imwe nzira itsva yepakati-yekushisa yekugadzira yakagadzirwa kuti igadzire zvakananga LaB6 nanoparticles.