Izakhi zamakhemikhali

Umlobi: Peter Berry
Usuku Lokudalwa: 19 Ujulayi 2021
Ukuvuselela Usuku: 3 Mhlawumbe 2024
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-Delile

I-izakhi zamakhemikhali Ziyizinto ezingenakuncishiswa noma ziboleke zibe ezinye izinto ezilula. Ngalesi sizathu, kungashiwo ukuthi i-elementi iyikho konke ndaba yenziwe ngu ama-athomu wesigaba esifanayo nehlukile.

Incazelo yokuqala ye- isici samakhemikhali yethulwe nguLavoisier ku Imfanelo Élémentaire de Chimie, ngo-1789. Emuva ngekhulu le-18, iLavoisier yahlukanisa izinto ezilula zaba ngamaqembu amane:

  1. Izinto zemizimba;
  2. Izinto ezingekho metallic oxidizable futhi acidifiable;
  3. Izinto zensimbi ezixhuma futhi zenziwe kalula, futhi ...
  4. Izinto zasemhlabeni ezingalungiswa.

Ithebula lezikhathi ezithile zezinto

Namuhla Izakhi zamakhemikhali eziyi-119 ziyaziwa, ehlukaniswe ngamaqembu angama-18 kanye nezikhathi eziyi-7. Zonke lezi zinto zihlanganiswa ngesikimu sokuqhafaza esaziwa ngePeriodic Table of the Elements, esasidalwe ngusokhemisi waseRussia uDimitri Mendeleyev ku 1869.


I- amaqembu amakhulu okungatholakala kulelithebula izinsimbi ze-alkali, izinsimbi zomhlaba ezine-alikhali, izinsimbi eziguqukayo (okuyiqembu elikhulu kunawo wonke), izinsimbi zangemva kokuguquka, izinsimbi zensimbi, azikho izinsimbi (izakhi eziyisisekelo zokuphila zitholakala lapha, njenge-oxygen ne-nitrogen), ama-halogen, Amagesi amahle, futhi ekugcineni, kunezinhlobo ezimbili zamaqembu ezinto, ama-lanthanides nama-actinides, kwesinye isikhathi abizwa ngokujwayelekile njengemhlaba ongavamile (yize amanye eningi kakhulu).

Eziningi zalezi zinto zine-isotopes enemisebe. Izakhi zamakhemikhali zinezici zesici ezifana nephuzu le- ukubilisa nalokho kwe ukuhlanganiswa, amandla kagesi, ukuminyana ne-ionic radius, phakathi kwabanye. Lezi zici zibalulekile ngoba zivumela ukubikezela ukusebenza kwayo, ukwenza kabusha, njll.


Izici nedatha

Isici ngasinye samakhemikhali sibonakala sinezinto eziningana. Okokuqala, its uphawu lwendawo yonke, equkethe uhlamvu olulodwa noma ezimbili (ngomhlangano, uma kunezinhlamvu ezimbili, eyokuqala ibhalwa ngofeleba bese kuthi elandelayo ibhalwe ngonobumba omncane).

Ngaphezulu nangakwesobunxele kuvela ku-typeface su encaneinombolo ye-athomu, okuyiyona ekhombisa inani lama-proton onale nto. Ngemuva kwalokho i- igama eliphelele le-elementi futhi ngezansi kwalokhu kukhombisa inombolo ekhombisa isisindo se-athomu ngamagremu imvukuzane ngayinye.

Izakhi ezahlukahlukene zinamanani e-athomu ahlukahlukene, futhi njengoba inani lama-proton akwi-nucleus landa, ukukhanga okukhulu okukhona kuma-electron, ngakho-ke ivolumu ivame ukwehla. Lapho ivolumu ye-athomu incane, ama-electron asezingeni elingaphezulu kwefu akhangwa kakhulu yi-nucleus, ngakho-ke awadeli kalula. Okuphambene kwenzeka ngezinto ezinamanani aphezulu e-athomu: zishiya ama-electron azo angaphandle kalula.


Izibonelo zezakhi zamakhemikhali

Isici samakhemikhaliUphawu
I-ActiniumAc
I-AluminiumKu
I-AmericiumI-A.M
UbunyonincoSb
I-ArgonAr
I-ArsenicAce
I-AstatNgo-
IsibabuleS
I-BariumBa
IBerylliumYiba
IBerkeliumBk
IBismuthBi
UBohrioBh
IBoronB
BromineBr
I-CadmiumCD
I-calciumAC
I-CaliforniumCf
IkhabhoniC
I-CeriumEC
I-CesiumCs
IkloriniCl
ICobaltCo
IthusiCu
I-ChromeCr
I-CuriumCm
DarmstadioDs
I-DysprosiumUDy
I-DubniumDb
I-EinsteiniumIkona
I-ErbiumU-Er
I-ScandiumSc
TinSn
IStrontiumUMnu
I-EuropiumU-Eu
I-FermiumFm
I-fluorineF
FanisaP
UFranciusUFr
IGadoliniumGd
I-GalliumGa
IGermaniumGe
I-HafniumHf
I-HassioHs
I-Heliumngine
I-HydrogenH
InsimbiUkholo
IHolmiumHo
IndiyaKu-
IodineMina
IridiumUkuhamba
YtterbiumYb
YttriumFUTHI
IKryptonUKr
I-LanthanumI-
LawrencioULr
ILithiumU-Li
ILutetiumUMsombuluko
MagnesiumMg
AmaManganeseMnu
UMeitneriusMt
I-MendeleviumMd
I-MercuryHg
I-MolybdenumMo
I-NeodymiumNa
UNeonNe
I-NeptuniumNp
I-NiobiumNb
I-NickelAkunjalo
I-nitrogenN
UNobelioCha
IgolideI-Au
OsmiumWena
OxygenNOMA
IPalladiumP.S
IsilivaAg
IPlatinamuPt
HolaPb
IPlutoniumPu
I-PoloniumPo
PotassiumK
I-PraseodymiumPr
I-PrometiusP.m
I-ProtactiniumI-Pa
UmsakazoRa
URadonRn
I-RheniumRe
RhodiumRh
RubidiumRb
RutheniumRu
URutherfordioRf
I-SamariumYebo
SeaborgioSg
Seleniumngiyazi
SilicaYebo
SodiumNa
ThalliumTl
TantalumTa
I-TechnetiumTc
I-TelluriumItiye
I-TerbiumTb
TitaniumWena
ThoriumUTh
ThuliumUTm
UnunbioUub
UnunhexUuh
UnunioUuu
UnunoctiumUuo
UnunpentiumQeda
UnunquadioUuq
UnunseptioUus
UnuntriumUut
UraniumNOMA
UVanadiumV
I-TungstenUW
XenonXe
IzinkiZn
I-ZirconiumZr

Ingakusebenzela:

  • Izibonelo Zamakhemikhali Amakhemikhali
  • Izibonelo Zokuphendula Kwamakhemikhali
  • Izibonelo ze-Chemical Phenomena
  • Izibonelo Zensimbi Nezingezona Izinsimbi


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