Template:Infobox francium: Difference between revisions
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Latest revision as of 11:23, 9 June 2023
| Francium | |||||||||||||||
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| उच्चारण | /ˈfrænsiəm/ | ||||||||||||||
| जन अंक | [223] | ||||||||||||||
| Francium in the periodic table | |||||||||||||||
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| Atomic number (Z) | 87 | ||||||||||||||
| समूह | group 1: hydrogen and alkali metals | ||||||||||||||
| अवधि | period 7 | ||||||||||||||
| ब्लॉक | s-block | ||||||||||||||
| ऋणावेशित सूक्ष्म अणु का विन्यास | [Rn] 7s1 | ||||||||||||||
| प्रति शेल इलेक्ट्रॉन | 2, 8, 18, 32, 18, 8, 1 | ||||||||||||||
| भौतिक गुण | |||||||||||||||
| Phase at STP | solid | ||||||||||||||
| गलनांक | 300 K (27 °C, 81 °F) | ||||||||||||||
| क्वथनांक | 950 K (677 °C, 1251 °F) | ||||||||||||||
| Density (near r.t.) | 2.48 g/cm3 (estimated)[1] | ||||||||||||||
Vapor pressure (extrapolated)
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| परमाणु गुण | |||||||||||||||
| ऑक्सीकरण राज्य | +1 (a strongly basic oxide) | ||||||||||||||
| इलेक्ट्रोनगेटिविटी | Pauling scale: >0.79 | ||||||||||||||
| Ionization energies |
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| सहसंयोजक त्रिज्या | 260 pm (extrapolated) | ||||||||||||||
| [वैन डेर वाल्स रेडियस]] | 348 pm (extrapolated) | ||||||||||||||
| अन्य गुण | |||||||||||||||
| प्राकृतिक घटना | from decay | ||||||||||||||
| क्रिस्टल की संरचना | body-centered cubic (bcc) (extrapolated) | ||||||||||||||
| ऊष्मीय चालकता | 15 W/(m⋅K) (extrapolated) | ||||||||||||||
| विद्युत प्रतिरोधकता | 3 µΩ⋅m (calculated) | ||||||||||||||
| चुंबकीय आदेश | Paramagnetic | ||||||||||||||
| CAS नंबर | 7440-73-5 | ||||||||||||||
| History | |||||||||||||||
| नामी | after France, homeland of the discoverer | ||||||||||||||
| खोज और पहला अलगाव | Marguerite Perey (1939) | ||||||||||||||
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Fr: Script error: The module returned a nil value. It is supposed to return an export table.
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|---|---|---|---|---|---|
| in | calc from C | diff | report | ref | |
| C | 27 | — | — | ||
| K | 300 | 300 | 0 | ||
| F | 81 | 81 | 0 | ||
| max precision | 0 | ||||
| WD | Script error: The module returned a nil value. It is supposed to return an export table. | Script error: The module returned a nil value. It is supposed to return an export table. | |||
| input | C: 27, K: 300, F: 81 | ||||
| comment | |||||
Fr: Script error: The module returned a nil value. It is supposed to return an export table.
| |||||
|---|---|---|---|---|---|
| in | calc from C | diff | report | ref | |
| C | 677 | — | — | ||
| K | 950 | 950 | 0 | ||
| F | 1251 | 1251 | 0 | ||
| max precision | 0 | ||||
| WD | Script error: The module returned a nil value. It is supposed to return an export table. | Script error: The module returned a nil value. It is supposed to return an export table. | |||
| input | C: 677, K: 950, F: 1251 | ||||
| comment | |||||
| Rn ← |
→ Ra | |
| ||
| Data sets read by {{Infobox element}} | |
|---|---|
| Name and identifiers | |
| Top image (caption, alt) | |
| Pronunciation | |
| Allotropes (demo) | |
| Group (demo) | |
| Period (demo) | |
| Block (demo) | |
| Standard atomic weight | |
| most stable isotope | |
| Natural occurrence | |
| Phase at STP | |
| Oxidation states | |
| Spectral lines image | |
| Electron configuration (cmt, ref) | |
| Wikidata * | |
| Symbol etymology (11 non-trivial) | |
| * Not used in {{Infobox element}} (2021-12-24) See also Category:Infobox element data sets (0) | |
References
- ↑ Lavrukhina, Avgusta Konstantinovna; Pozdnyakov, Aleksandr Aleksandrovich (1970). Analytical Chemistry of Technetium, Promethium, Astatine, and Francium. Translated by R. Kondor. Ann Arbor–Humphrey Science Publishers. p. 269. ISBN 978-0-250-39923-9.
- ↑ ISOLDE Collaboration, J. Phys. B 23, 3511 (1990) (PDF online)
Lua error in Module:TNT at line 182: Missing Commons dataset I18n/Module:TNT.tab.
