2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Phosphorus yog thawj zaug ua los ntawm Hennig Brandt hauv Hamburg hauv Tebchaws Yelemees xyoo 1669. Thaum nws evaporated zis thiab cua sov cov seem kom txog thaum nws kub kub. Ci ntsa iab phosphorus vapor tawm thiab nws condensed nyob rau hauv dej. Thiab rau ntau tshaj 100 xyoo feem ntau phosphorus tau ua li no.
Vim li cas phosphorus hu ua dab ntxwg nyoog lub caij?
Phosphorus tau pom nyob rau xyoo 1669 los ntawm Hennig Hom hauv Tebchaws Yelemees. … Tsuas yog cov dawb allotrope los yog daim ntawv ntawm phosphorus ci nyob rau hauv qhov tsaus ntuj. Qee cov ntawv hais txog phosphorus ua "Dab ntxwg nyoog lub ntsiab" vim nws lub ci ntsa iab, nyiam tawg mus rau hauv nplaim taws, thiab vim nws yog 13 lub ntsiab lus paub.
phosphorus 32 nrhiav tau li cas?
Phosphorus tau tshawb pom c. … 1674 los ntawm Hennig Hom Hamburg, tus kws kho tsiaj, uas tau npaj nws los ntawm cov zis.
Peb tshuav phosphorus pes tsawg ?
Raws li qee cov kws tshawb fawb, ntiaj teb kev lag luam thiab pheej yig phosphorus reserves yuav tsum tau depleted hauv 50-100 xyoo thiab ncov phosphorus yuav tsum tau mus txog kwv yees li 2030. Lwm tus hais tias cov khoom siv. yuav kav ntau pua xyoo.
YPuas yog Phosphorus 32 ntuj lossis hluavtaws?
Phosphorus 32 (P-32) yog phosphorus isotope uas nws cov nucleus muaj 15 protons thiab 17 neutrons. Nws disintegrates los ntawm emitting ib tug β- (1.71 MeV) particle nyob rau hauv 32S nrog ib nrab-lub neej ntawm 14.263 hnub. Nws yog khoom siv hluav taws xob hluav taws xobtau los ntawm neutron bombardment ntawm ruaj khov phosphorus.
Pom zoo:
Puas yog phosphorus tau txais nws lub npe?
3History. Lub npe muab los ntawm Greek phosphoros rau "nqa lub teeb" vim nws muaj cov khoom ci hauv qhov tsaus ntuj. Qhov no kuj yog lub npe qub rau lub ntiaj teb Venus, thaum nws tshwm sim ua ntej hnub tuaj. Phosphorus tau tshawb pom los ntawm German tub lag luam Hennig Brand hauv 1669.
Phosphorus ua li cas rau lub cev?
Phosphorus yog cov ntxhia hauv koj cov pob txha. Nrog rau calcium, phosphorus yuav tsum tau txhim kho cov pob txha noj qab haus huv, nrog rau, ua kom lwm qhov ntawm koj lub cev noj qab haus huv. Yuav ua li cas thaum koj lub cev tsis muaj phosphorus?
Lub sijhawm nws tshawb nrhiav zebulon pike nrhiav?
Zebulon Pike yog ib tug tub rog Asmeskas tub rog thiab tshawb nrhiav uas tau ua haujlwm hauv Tsov Rog xyoo 1812. Thaum nws ntoj ncig, nws tau sim tshawb nrhiav qhov chaw ntawm Mississippi River. Nws txoj kev ntoj ncig pib thaum General James Wilkinson hauv 1805 txiav txim siab xa nws mus nrhiav qhov chaw ntawm tus dej.
Vim li cas phosphorus sau li p4?
Teb: Phosphorus tuaj yeem tsim P 4 phosphorus tetrahedron dawb vim nws tuaj yeem tsim peb daim ntawv cog lus . Nws tuaj yeem ua rau tetra-atomic P 4 molecule los ntawm kev sib koom valency electrons nrog peb lwm P atoms kom tiav nws cov octet.
Puas nrhiav tau lossis nrhiav tau?
Yog li, koj yuav tsum tau siv "could find". Lub modal verb, tau yog twb nyob rau hauv nws paste-form: ua. Yog li koj tsis tas yuav hloov pauv los nrhiav. Yuav nrhiav tau lossis nrhiav tau? "Ntaus" yog sib npaug. "
