Cov txheej txheem:
- YYuav ua li cas isotope ntawm uranium U yog fissionable?
- Yuav ua li cas yog isotope ntawm uranium yog fissionable thiab yog vim li cas?
- Vim li cas uranium-238 tsis fissionable?
- YYuav ua li cas isotopes fissionable?
![Yuav ua li cas yog isotope ntawm uranium yog fissionable? Yuav ua li cas yog isotope ntawm uranium yog fissionable?](https://i.boatexistence.com/preview/questions/18727830-which-isotope-of-uranium-is-fissionable-j.webp)
Video: Yuav ua li cas yog isotope ntawm uranium yog fissionable?
![Video: Yuav ua li cas yog isotope ntawm uranium yog fissionable? Video: Yuav ua li cas yog isotope ntawm uranium yog fissionable?](https://i.ytimg.com/vi/5Tr-PjqtKNU/hqdefault.jpg)
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Fission reactors haus cov fissile isotope ib txwm tshwm sim, uas yog, U-235 Fission tshwm sim los ntawm kev nqus ntawm qeeb (thermal) neutrons. Uranium ores muaj cov isotope faib hauv qab no: 6 × 10 - 5ntawm U-234, 7.11 × 10 - 3 ntawm U-235, thiab 0.99283 ntawm U-238.
YYuav ua li cas isotope ntawm uranium U yog fissionable?
uranium enriched nyob rau hauv nkag tau yooj yim fissionable isotope 235U , uas yog xav tau rau nuclear reactors thiab nuclear riam phom. (Natural uranium tsuas muaj li ntawm 0.7 feem pua 235 U, nrog rau cov seem ntawm cov isotopic sib xyaw suav nrog yuav luag tag nrho 238 U.)
Yuav ua li cas yog isotope ntawm uranium yog fissionable thiab yog vim li cas?
Uranium muaj ob lub isotopes, U 235 thiab U238. U235 yog fissionable yooj yim vim tias qeeb neutrons (neutrons muaj thermal zog) tuaj yeem ua rau fission.
Vim li cas uranium-238 tsis fissionable?
U- 238 yog fissionable isotope, txhais tau hais tias nws tuaj yeem nkag mus rau nuclear fission, tab sis cov neutrons raug rho tawm ntawm nws yuav xav tau ntau lub zog thiaj li ua rau fission tshwm sim. … vim ntau lub zog xav tau, U- 238 ib txwm yuav tsis raug fission hauv lub tshuab hluav taws xob nuclear.
YYuav ua li cas isotopes fissionable?
Thaum uranium-235 yog qhov tshwm sim fissionable isotope, muaj lwm cov isotopes uas tuaj yeem raug ntxias kom fission los ntawm neutron bombardment. Plutonium-239 kuj yog fissionable los ntawm bombardment nrog qeeb neutrons, thiab ob qho tib si nws thiab uranium-235 tau siv los ua nuclear fission foob pob.
Pom zoo:
Yuav ua li cas yog isotope ntawm hydrogen muaj nyob rau hauv cov dej hnyav?
![Yuav ua li cas yog isotope ntawm hydrogen muaj nyob rau hauv cov dej hnyav? Yuav ua li cas yog isotope ntawm hydrogen muaj nyob rau hauv cov dej hnyav?](https://i.boatexistence.com/preview/questions/18698359-which-isotope-of-hydrogen-is-present-in-heavy-water-j.webp)
Dej Hnyav (D 2 O) lossis deuterium oxide yog tsim los ntawm ob lub atom ntawm deuterium thiab ib atom ntawm oxygen. Deuterium yog ib qho isotope ruaj khov ntawm hydrogen nrog ob npaug ntawm qhov loj ntawm hydrogen vim muaj cov neutron ntxiv hauv nws cov nucleus.
Dab tsi ua rau uranium fissionable?
![Dab tsi ua rau uranium fissionable? Dab tsi ua rau uranium fissionable?](https://i.boatexistence.com/preview/questions/18699372-what-makes-uranium-fissionable-j.webp)
Uranium-235 fissions nrog qis-zog thermal neutronsvim tias lub zog sib txuas los ntawm kev nqus ntawm neutron ntau dua li lub zog tseem ceeb uas xav tau rau fission; Yog li ntawd uranium-235 yog cov khoom siv fissile . Dab tsi ua rau cov khoom fissionable?
Vim li cas uranium 238 tsis fissionable?
![Vim li cas uranium 238 tsis fissionable? Vim li cas uranium 238 tsis fissionable?](https://i.boatexistence.com/preview/question-answer/18699389-why-uranium-238-is-not-fissionable.webp)
U- 238 yog fissionable isotope, txhais tau hais tias nws tuaj yeem nkag mus rau nuclear fission, tab sis cov neutrons raug rho tawm ntawm nws yuav xav tau ntau lub zog thiaj li ua rau fission tshwm sim. … vim ntau lub zog xav tau, U- 238 ib txwm yuav tsis raug fission hauv lub tshuab hluav taws xob nuclear .
Yuav ua li cas yog isotope ntawm hydrogen yog radioactive?
![Yuav ua li cas yog isotope ntawm hydrogen yog radioactive? Yuav ua li cas yog isotope ntawm hydrogen yog radioactive?](https://i.boatexistence.com/preview/questions/18762453-which-isotope-of-hydrogen-is-radioactive-j.webp)
Tritium yog tib qho ntawm peb cov hydrogen isotopes uas yog xov tooj cua. Cov khoom siv hluav taws xob xws li tritium yuav hloov pauv mus rau hauv ib qho atom sib txawv hauv cov txheej txheem hu ua radioactive decay . Yuav ua li cas isotope ntawm hydrogen yog cov xov tooj cua tshaj plaws?
Yuav nyeem cov cim isotope li cas?
![Yuav nyeem cov cim isotope li cas? Yuav nyeem cov cim isotope li cas?](https://i.boatexistence.com/preview/questions/18766791-how-to-read-isotope-symbols-j.webp)
Sau lub cim rau ib qho isotope, tso tus lej atomic ua tus lej thiab tus lej loj (protons ntxiv rau neutrons) ua tus sau rau sab laug ntawm lub cim atomic Tus Cov cim rau ob lub isotopes tshwm sim ntawm cov tshuaj chlorine tau sau raws li hauv qab no: