Video: Muaj pes tsawg neutrons pom nyob rau hauv lub nucleus ntawm ib lub atom?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Lub atomic mass unit (amu) yog txhais raws nraim li ib feem kaum ob ntawm cov pa roj carbon atom uas muaj rau protons thiab rau neutron hauv nws cov nucleus.
Tus qauv ntawm Atoms.
| Particle | Them nqi | Qhov hnyav (gram) |
|---|---|---|
| Protons | +1 | 1.6726x10-24 |
| Neutrons | 0 | 1,6749x 10-24 |
Yog li ntawd, pes tsawg neutrons nyob rau hauv lub nucleus ntawm lub atom?
Yog muaj ntau atoms ntawm cov khoom uas yog isotopes, qhov nruab nrab atomic huab hwm coj rau lub caij ntawd yuav hloov. Peb tau hais txog carbon (C) muaj qhov nruab nrab ntawm 12.01. Tsis yog ntau txawv tshaj qhov koj xav tau los ntawm ib qho atom nrog 6 protons thiab 6 neutrons.
Ib yam li ntawd, pom dab tsi hauv lub nucleus ntawm ib lub atom? Cov Nucleus : Center of ib Atom . Cov nucleus , uas ntom ntom ntom nti ntawm lub atom , muaj ob qho tib si protons thiab neutrons. Protons muaj tus nqi zoo, neutrons tsis muaj nqi, thiab electrons muaj qhov tsis zoo. Ib qho nruab nrab atom muaj cov lej sib npaug ntawm cov protons thiab electrons.
Kuj tseem yuav paub yog, pes tsawg neutrons nyob rau hauv lub nucleus ntawm ib tug atom ntawm 106pd46?
Ib atom chlorine-35 muaj 18 neutrons (17 protons + 18 neutrons = 35 particles in the nucleus ) thaum ib atom chlorine-37 muaj 20 neutrons (17 protons + 20 neutrons = 37 particles nucleus ). Ntxiv lossis tshem tawm a neutron los ntawm ib atom lub nucleus tsim cov isotopes ntawm ib qho tshwj xeeb keeb.
Nyob qhov twg neutrons pom nyob rau hauv ib lub atom?
Electrons yog pom nyob rau hauv lub plhaub los yog orbitals uas nyob ib ncig ntawm lub nucleus ntawm ib tug atom . Protons thiab neutrons yog pom nyob rau hauv lub nucleus. Lawv koom ua ke nyob rau hauv nruab nrab ntawm lub atom.
Pom zoo:
Muaj pes tsawg neutrons nyob rau hauv ib lub atom ntawm RA 288?
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Muaj pes tsawg electrons nyob rau hauv lub zog thib ob ntawm ib atom ntawm txhua lub caij?
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Muaj pes tsawg neutrons nyob rau hauv ib tug nruab nrab atom ntawm lithium?
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