Tus 'plum pudding' qauv ntawm lub atom yog tawm los ntawm JJ Thomson, uas kuj tau pom cov hluav taws xob. Nws tau tshwm sim ua ntej kev tshawb pom ntawm lub nucleus. Raws li cov qauv no, lub atom yog ib tug kheej kheej ntawm zoo xwb, thiab negatively charged electrons yog embedded nyob rau hauv nws kom sib npaug tag nrho cov nqi zoo.
Tus qauv plum paj npleg ntawm atom quizlet yog dab tsi?
Raws li kev ua haujlwm no nws tau npaj cov qauv plum paj npleg ntawm lub atom hauv uas cov electrons tsis zoo tau tawg mus thoob plaws ib pob ntawm cov nqi zoo xws li raisins hauv plum paj npleg. Thomson kuj ntsuas tus nqi rau huab hwm coj piv ntawm electrons. … suav hais tias cov electrons yog teeb meem-yoj.
Lub hom phiaj ntawm tus qauv plum pudding yog dab tsi?
Txawm tias tsis ua raws li cov qauv niaj hnub no, Plum Pudding Model sawv cev ib kauj ruam tseem ceeb hauv kev txhim kho atomic theory. Tsis tsuas yog nws koom nrog cov kev tshawb pom tshiab, xws li lub neej ntawm cov hluav taws xob, nws kuj tau qhia txog qhov kev xav ntawm lub atom uas tsis yog-inert, divisible mass.
Vim li cas plum pudding qauv yuam kev?
Nws tau hais tias tus qauv plum pudding tsis raug. Qhov kev faib tawm ntawm tus nqi yuav tso cai rau txhua qhovcov α particles dhau mus yam tsis muaj deflection. Rutherford tau hais tias lub atom feem ntau yog qhov chaw khoob. Cov electrons revolve nyob rau hauv lub voj voog ncig txog ib tug loj heev nqi ntawm qhov chaw.
Yuav ua li cas yog lub plumpudding qauv yog lawm?
Yog hais tias tus qauv plum pudding yog lawm, tag nrho cov alpha hais yuav tau ncaj qha los ntawm cov ntawv ci nrog me me los yog tsis muaj deflection. Alpha hais tau paub tias muaj ntau, ntau ntom dua kub.
