Établir l'écriture d'une réaction nucléaire de fission - Tle - Exercice Physique-Chimie

Quelle est l'écriture de la réaction de fission de l'uranium \ce{^{235}_{92}U} en strontium \ce{^{94}_{38}Sr} et en xénon \ce{^{140}_{54}Xe} ?

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{94}_{38}Sr}+\ce{^{140}_{54}Xe}+2\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}+\ce{->}\ce{^{94}_{38}Sr}+\ce{^{142}_{54}Xe}+2\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{94}_{38}Sr}+\ce{^{140}_{54}Xe}+\ce{^{4}_{2}He}

\ce{^{94}_{38}Sr}+\ce{^{92}_{36}Kr}+3\times\ce{^{1}_{0}n}\ce{->}\ce{^{235}_{92}U}+\ce{^{1}_{0}n}

Quelle est l'écriture de la réaction de fission du plutonium \ce{^{239}_{94}Pu} en tellure \ce{^{135}_{52}Te} et en molybdène \ce{^{102}_{42}Mo} ?

\ce{^{239}_{94}Pu}+\ce{^{1}_{0}n}\ce{->}\ce{^{135}_{52}Te}+\ce{^{102}_{42}Mo}+3\times\ce{^{1}_{0}n}

\ce{^{239}_{94}Pu}+\ce{^{1}_{0}n}\ce{->}\ce{^{135}_{52}Te}+\ce{^{102}_{42}Mo}+3\times\ce{^{1}_{0}e}

\ce{^{259}_{94}Pu}+\ce{^{1}_{0}e}\ce{->}\ce{^{135}_{52}Te}+\ce{^{102}_{42}Mo}+3\times\ce{^{1}_{0}e}

\ce{^{135}_{52}Te}+\ce{^{102}_{42}Mo}+3\times\ce{^{1}_{0}n}\ce{->}\ce{^{239}_{93}Pu}+\ce{^{1}_{0}n}

Quelle est l'écriture de la réaction de fission de l'uranium \ce{^{235}_{92}U} en baryum \ce{^{143}_{56}Br} et en krypton \ce{^{83}_{36}Kr} ?

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{143}_{56}Ba}+\ce{^{83}_{36}Kr}+10\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{143}_{56}Ba}+\ce{^{83}_{36}Kr}+3\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}\ce{->}\ce{^{143}_{56}Ba}+\ce{^{83}_{36}Kr}+9\times\ce{^{1}_{0}n}

\ce{^{143}_{56}Ba}+\ce{^{83}_{36}Kr}+10\times\ce{^{1}_{0}n}\ce{->}\ce{^{235}_{92}U}+\ce{^{1}_{0}n}

Quelle est l'écriture de la réaction de fission de l'uranium \ce{^{235}_{92}U} en iode \ce{^{139}_{53}I} et en yttrium \ce{^{95}_{39}Y} ?

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{139}_{53}I}+\ce{^{95}_{39}Y}+2\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}\ce{->}\ce{^{139}_{53}I}+\ce{^{95}_{39}Y}+\ce{^{1}_{0}n}

\ce{^{235}_{91}U}\ce{->}\ce{^{139}_{53}I}+\ce{^{95}_{38}Y}

\ce{^{139}_{53}I}+\ce{^{95}_{39}Y}+2\times\ce{^{1}_{0}n}\ce{->}\ce{^{235}_{92}U}+\ce{^{1}_{0}n}

Quelle est l'écriture de la réaction de fission de l'uranium \ce{^{235}_{92}U} en strontium \ce{^{88}_{38}Sr} et en xénon \ce{^{136}_{54}Xe} ?

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{88}_{38}Sr}+\ce{^{136}_{54}Xe}+12\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}+\ce{^{1}_{0}n}\ce{->}\ce{^{88}_{38}Sr}+\ce{^{136}_{54}Xe}+9\times\ce{^{1}_{0}n}

\ce{^{235}_{92}U}\ce{->}\ce{^{88}_{38}Sr}+\ce{^{136}_{54}Xe}+11\times\ce{^{1}_{0}n}

\ce{^{88}_{38}Sr}+\ce{^{136}_{54}Xe}+12\times\ce{^{1}_{0}n}\ce{->}\ce{^{235}_{92}U}+\ce{^{1}_{0}n}