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Puas atoms tsis ruaj tsis khov?

Cov txheej txheem:

Puas atoms tsis ruaj tsis khov?
Puas atoms tsis ruaj tsis khov?
Anonim

Ib qho atom tsis ruaj khov muaj ntau lub zog sab hauv, nrog rau qhov tshwm sim uas lub nucleus tuaj yeem ua rau hloov pauv hloov pauv mus rau daim ntawv ruaj khov dua.

Cov ntsiab lus tsis ruaj khov tuaj yeem ruaj khov?

Atom Stability

Unstable atoms kuj hu ua radioactive actoms thiab lawv yuav plam neutrons thiab protons thaum lawv sim ua kom ruaj khov.

Yuav ua li cas thaum atoms ruaj khov?

Protons thiab electrons muaj qhov sib npaug thiab sib npaug. Thaum lub atom ruaj khov, nws muaj tus nqi hluav taws xob ntawm 0, txhais tau tias tus naj npawb ntawm protons sib npaug ntawm cov hluav taws xob. Lub nucleus kuj sib npaug, nyob rau hauv uas tus naj npawb ntawm protons sib npaug ntawm cov neutrons.

Yuav ua li cas txiav txim siab kev ruaj ntseg ntawm lub atom?

Ob yam tseem ceeb uas txiav txim siab txog kev ruaj ntseg nuclear yog tus lej ntawm neutron / proton thiab tag nrho cov nucleons hauv nucleus.

Puas hydrogen ruaj khov lossis tsis ruaj khov?

Hydrogen tsuas muaj ib lub tshuab hluav taws xob hauv nws qib qis tshaj plaws. Qhov no yog tsis ruaj khov heev, thiab cov roj hydrogen tau dhau los ua ntau yam kev cuam tshuam kom ncav cuag lub teeb tsa hluav taws xob ruaj khov nyob qhov twg nws lub zog theem yog khoob ntawm electrons, lossis puv nrog electrons.

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