China veranstaltet Gipfeltreffen zur Frderung digitalisierter Entwicklung
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12057-24-8 ![]() | |
ChemSpider | 145811 ![]() |
????? -3D ????????? | Image |
??????? | 166630 |
??.?.??.? ??? | OJ6360000 |
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Li 2O | |
???????????? ??? | 29.88 ??/???? |
??????? | ????????? ??????? |
???????? | 2.013 ??/????3 |
????????? | 1,438 °C (2,620 °F; 1,711 K) |
???????? | 2,600 °C (4,710 °F; 2,870 K) |
???????? ???????????? ?????????? ?????????? | |
??. P | 9.23 |
????????? ???????? (nD) | 1.644 [1] |
?????????? | |
???? ??????? | ?????????? ????? (????????), cF12 |
????????? ?????? | Fm3m, No. 225 |
??????????? ???????? |
???????? (Li+); ???????? (O2?) |
?????????????? | |
Std enthalpy of formation ΔfH |
-20.01 ????????/?? ??????r -595.8 ??????/????? |
???? ?????? ??????????? S |
37.89 ????/????? ???????? |
??????? ??????, C | 1.8105 ????/?????? ???????? ?????? 54.1 ????/????? ???????? |
????????? | |
?????????? ?????????????? | ?????????, ??????? ???????? ???????????? |
??????????? ????????? | ??????? ???????????? |
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???? ????? ??????????? | ?????????? ??????? |
???? ???? ??????????? | ???????? ??????? ??????????? ??????? ????????? ??????? ??????? ??????? |
???????? ????? ??????????? ??????? ????????????? ??????? ?????? ????????? ???????? ??????? ????? ?????? ???????? (25°C, 100kPa) ?????????. | |
?????????? ??????? (Lithium oxide) (Li
2O) ?????? ????????? ??? ?????? ??????? ?????. ?????????? ??????????, ?????????? ?????? ???????? ????????????? ???? ??????????? ??????? ????? ???? ?????????? ????????????? ???????????:[2]
- 4Li + O
2 → 2Li
2O.
?????????? Li
2O, 450 ° ????????? ????????????? ?????????? ???????????? (Li2O2) ??????? ????????? ???????? ?????????????.[2]
- 2Li
2O
2 → 2Li
2O + O
2
???????
[????]????? ???????? ?????????? ??????? ??? ????????? ???????? ???????????? ??????????????? ??????? ??????? ???????. ???????? ???????????????? ?????? ?????????????? ?????????? ???????????? ?????????? ????????? ??????? ????????? ?????????????? ?????????????? ??????? ?????????????? ????? ???????? ????????.[3] ????-?????? ???? ???? Li
2O ???????????? ???????? ?????? ???????????? ???? ???????? ?????????? ?????????? ?????????? ???????????.[4][5]
??????? ????? ????????? ????????? ????????? ????????????? ???????????????? ???? ????????? ????????????? ????? ?????? ?????????? ?????????????? ????????????????.
???????
[????]?????????? ??????? ??????????? ????????????????? ??????????? ????????????. ??? ???????????? ??? ??????????, ????????????? ??????????? ?????????? ????????. ?????????? ??????? ???? ??????? ??????????? ???????????? ?????????? ???????????? ??????????????. ??????? ?????????????? ?????????? ?????????? ??????????? ????????????????? ????????????????? ????????. ????? ??????? ?????? ???????????????? ????? ??????????? ??????? ???????????? ????????? ??????? ?????? ??????????? ?????????????? ?????????????? ?????????? ?????????? ????????????? ????????.
?????????? ????????? ????????????????? ?????????? ?????????? ????????? ?????????????. ??????????? ???????? ??????????????? ??????????????????.
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[????]- ??????????
- ?????????? ??????????
- ?????????? ?????????? ???????
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[????]- ↑ Pradyot Patnaik. Handbook of Inorganic Chemicals. McGraw-Hill, 2002, ??????????? ?????????? ??? 0-07-049439-8
- ↑ 2.0 2.1 Greenwood, Norman N.; Earnshaw, Alan (1984). Chemistry of the Elements. Oxford: Pergamon Press. pp. 97–99. ISBN 0-08-022057-6.
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(help) - ↑ Zintl, E.; Harder, A.; Dauth B. (1934). "Gitterstruktur der oxyde, sulfide, selenide und telluride des lithiums, natriums und kaliums". Zeitschrift für Elektrochemie und Angewandte Physikalische Chemie 40: 588–93.
- ↑ Wells A.F. (1984) Structural Inorganic Chemistry 5th edition Oxford Science Publications ??????????? ?????????? ??? 0-19-855370-6
- ↑ A spectroscopic determination of the bond length of the LiOLi molecule: Strong ionic bonding, D. Bellert, W. H. Breckenridge, J. Chem. Phys. 114, 2871 (2001); ????:10.1063/1.1349424