2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
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. …
Vim li cas phosphorus muaj li P4 thiab tsis yog P2?
P2 molecule ntawm phosphorus tsis pom vim qhov loj dua ntawm phosphorus atom. Cov phosphorus loj dua uas cov p-orbitals uas yuav tsum tau sib tshooj rau sab, tsis tuaj yeem sib tshooj txaus los ua cov khoom noj qab zib.
YPuas yog phosphorus yog P4 lossis P?
Phosphorus yog ib yam khoom siv nrog lub cim P thiab atomic tooj 15. Elemental phosphorus muaj nyob rau hauv ob hom loj, dawb phosphorus thiab liab phosphorus, tab sis vim nws muaj zog heev, phosphorus yeej tsis pom muaj nyob hauv lub ntiaj teb.
P4 txhais li cas hauv chemistry?
P4 yog ib qho molecule uas yog tsim los ntawm plaub phosphorus atoms uas yog tshuaj sib xyaw ua ke. Nyob rau hauv lub P4 molecule, tag nrho cov 4 atoms nyob rau hauv lub molecule txav ua ke. Cov qauv Lewis ntawm P4 yog muab hauv qab no: Tag nrho cov valence electrons hauv P4=5 x 4=20 e- Ntawm qhov tod tes, hauv 4P, muaj plaub phosphorus atoms tam sim no.
4 hauv P4 sawv cev li cas?
P4 is a phosphorus molecule. … Txij li thaum, tus lej 4 yog ua ntej P atom nws yog sawv cev tias muaj 4 atoms ntawm phosphorus keeb. P4 yogsawv cev rau Phosphorus molecule thiab 4P yog sawv cev rau P atom.
Pom zoo:
Vim li cas tus kws sau ntawv thiaj sau tsab ntawv?
Caesar tsis ua raws li tus soothsayer ceeb toom thiab tawm tsam nws tus poj niam txoj kev xav mus rau Senate. Ua ntej Caesar nkag mus rau hauv Senate pem teb, Artemidorus, uas kuj yog ib tug soothsayer, muab Caesar ib tsab ntawv uas ceeb toom nws kom nyob deb ntawm cov neeg khib khib.
Vim li cas tacitus thiaj sau ntawv sau tseg?
Qhov kev txhawb siab tseem ceeb tom qab Tacitus 'kev sau ntawv ntawm Annals yog nws ntshai thiab qias neeg ntawm kev decadence ntawm Roman faj tim teb chaws. … Hauv nws daim duab ntawm qhov kev poob qis ntawm Roman faj tim teb chaws txoj kev coj ncaj ncees, nws tab tom sib cav tias lub koom pheej tau coj cov neeg coj ncaj ncees zoo dua li lub teb chaws Ottoman thiab tab tom sib cav txog kev coj ncaj ncees thiab kev nom kev tswv.
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?
Phosphorus nrhiav tau li cas?
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.
Vim li cas tus sau ntawv txhais li cas?
Sau siv lub tshuab ntaus ntawv. Lub ntsiab lus ntawm kev sau ntawv yog qee yam sau lossis tsim siv cov keyboard ntawm lub tshuab ntaus ntawv lossis lub computer. … Ib daim foos uas koj ntaus hauv koj lub khoos phis tawj thiab luam tawm yog ib qho piv txwv ntawm daim ntawv ntaus ntawv.
