Video: Dab tsi yog theem ib txwm rau uranium?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
| Lub npe | Uranium |
|---|---|
| Boiling Point | 3818.0°C dej |
| Qhov ntom | 18.95 grams ib cubic centimeter |
| Theem ib txwm | Khoom |
| Tsev neeg | Rare Earth Metals |
Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog theem ib txwm ntawm astatin?
| Lub npe | Astatine |
|---|---|
| Boiling Point | 337.0°C dej |
| Qhov ntom | Tsis muaj ntaub ntawv |
| Theem ib txwm | Khoom |
| Tsev neeg | Halogens |
Ib yam li ntawd, pes tsawg tus electrons hauv uranium? 2, 8, 18, 32, 21, 9, 2
Hauv qhov no, qhov nruab nrab atomic loj ntawm uranium atomic naj npawb 92 yog dab tsi?
Cov tus lej atomic ntawm uranium (saib periodic table) yog 92 , thiab cov pawg naj npawb ntawm cov isotope yog muab raws li 238. Yog li ntawd, nws muaj 92 proton ua , 92 electrons, thiab 238 - 92 146 neutron: ib. Nws lub cim yog U238 92 (los yog 238U).
Tus nqi ntawm uranium yog dab tsi?
Uranium 235i ib Uranium 238 isotopes yog ionized kom lawv muaj ob lub electrons ntau dua li cov protons nqi sib npaug rau nqi ntawm ob lub electrons). Uranium 235 qhov loj yog li 235 npaug ntawm cov proton. Uranium 238 qhov loj yog kwv yees li 238 npaug ntawm qhov loj ntawm proton.
Pom zoo:
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