Protons thiab neutrons hnyav dua li cov electrons thiab nyob nyob rau hauv lub nucleus ntawm qhov chaw ntawm lub atom.
Proton yog dab tsi thiab nws nyob qhov twg hauv atom?
Protons yog qhov zoo them cov khoom hauv atoms. … Protons nyob rau hauv lub nucleus ntawm lub atom, uas tej zaum yuav zoo li txawv txawv vim lawv raug nqi zoo thiab yog li ntxeev ib leeg. Txhawm rau tsim cov atomic nucleus, txawm li cas los xij, protons uas nyob ze rau ib leeg sib pauv txawm tias me me hu ua mesons.
Puas yog ib feem ntawm lub atom?
Atomic Particles
Atoms muaj peb yam yooj yim: protons, electrons, thiab neutrons. Lub nucleus (center) ntawm atom muaj cov protons (zoo them) thiab cov neutrons (tsis them nqi). Cov cheeb tsam sab nraud ntawm lub atom yog hu ua electron shells thiab muaj cov electrons (tsis zoo nqi).
Puas yog tib neeg ua los ntawm atoms?
Kwv yees li 99 feem pua ntawm koj lub cev yog tsim los ntawmntawm atoms ntawm hydrogen, carbon, nitrogen thiab oxygen. Koj kuj tseem muaj ntau me me ntawm lwm cov ntsiab lus uas tseem ceeb rau lub neej. … Cov ntsiab lus hnyav heev hauv koj tau ua hauv cov hnub qub tawg. Qhov loj ntawm lub atom yog tswj hwm los ntawm qhov chaw nruab nrab ntawm nws cov electrons.
4 hom atoms yog dab tsi?
Ntau Hom Atoms
- Kev piav qhia. Atoms yog tsim los ntawm cov khoom me me hu ua protons, neutrons thiab electrons. …
- Stable. Feem ntau cov atoms ruaj khov. …
- Isotopes. Txhua lub atom yog cov khoom siv tshuaj, xws li hydrogen, hlau lossis chlorine. …
- Radioactive. Qee cov atoms muaj ntau cov neutrons hauv cov nucleus, uas ua rau lawv tsis ruaj khov. …
- Ions. …
- Antimatter.
