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  • Sifewar kwayoyin halitta

Sifewar kwayoyin halitta

  • Bayani
  • Ana bambanta ƙwayoyin abubuwa daban-daban ta hanyar fifiko da girman shaye-shayen, don haka ana kiran hoton da "siliki na kwayoyin halitta".
  • Sifetin ƙwayoyin halitta (wanda kuma aka sani da zeolite na roba) lu'ulu'u ne mai ƙananan ramuka na silicate. Tsarin kwarangwal ne na asali wanda ya ƙunshi silicon aluminate, tare da cations na ƙarfe (kamar Na +, K +, Ca2 +, da sauransu) don daidaita cajin da ya wuce kima a cikin lu'ulu'u. Nau'in sifetin ƙwayoyin halitta galibi ana raba shi zuwa nau'in A, nau'in X da nau'in Y bisa ga tsarin lu'ulu'unsa.
 

Tsarin sinadarai na ƙwayoyin zeolite

Mx/n [(AlO.2) x (SiO2).2) y]WH.2O.

Mx/n.

ion na Cation, yana kiyaye kristal ɗin tsaka-tsaki a wutar lantarki

(AlO2) x (SiO2) y

Kwakwalwar lu'ulu'u na zeolite, tare da siffofi daban-daban na ramuka da tashoshi

H2O

tururin ruwa mai sha a jiki

Siffofi

Ana iya yin shawagi da kuma shawagi da yawa
 

Nau'in AMolecular sieve

 1

Babban abin da ke cikin sifetin ƙwayoyin cuta na nau'in A shine silicon aluminate. Babban ramin lu'ulu'u shine tsarin octaring. Buɗewar babban buɗewar lu'ulu'u shine 4Å(1Å=10-10m), wanda aka sani da sifetin ƙwayoyin cuta na nau'in 4A (wanda kuma aka sani da nau'in A); Musayar Ca2 + da Na + a cikin sifetin ƙwayoyin cuta na 4A, yana samar da buɗewar 5A, wato sifetin ƙwayoyin cuta na nau'in 5A (wanda aka fi sani da calcium A); K+ don sifetin ƙwayoyin cuta na 4A, yana samar da buɗewar 3A, wato sifetin ƙwayoyin cuta na 3A (wanda aka fi sani da potassium A).

Nau'in X kwayoyin sieve

2

Babban abin da ke cikin sieve na kwayoyin X shine silicon aluminate, babban ramin lu'ulu'u shine tsarin zoben abubuwa goma sha biyu. Tsarin lu'ulu'u daban-daban yana samar da lu'ulu'u mai sieve na kwayoyin halitta tare da budewa na 9-10 A, wanda ake kira sieve na kwayoyin halitta na 13X (wanda kuma aka sani da nau'in sodium X); Ca2 + an musanya shi da Na + a cikin sieve na kwayoyin halitta na 13X, yana samar da lu'ulu'u mai sieve na kwayoyin halitta tare da budewa na 8-9 A, wanda ake kira sieve na kwayoyin halitta na 10X (wanda kuma aka sani da sieve na kwayoyin halitta na calcium X).
   
  • Aikace-aikace
  • Shakar abu yana fitowa ne daga shakar jiki (Vander Waals Force), tare da ƙarfi da kuma filayen Coulomb a cikin ramin lu'ulu'u, wanda ke nuna ƙarfin shakar ƙwayoyin polar (kamar ruwa) da ƙwayoyin da ba su cika ba.
  • Rarrabawar budewar sieve ɗin kwayoyin halitta iri ɗaya ce, kuma abubuwa ne kawai waɗanda diamitansu ya fi ƙasa da diamita na ramin za su iya shiga ramin lu'ulu'u a cikin sieve ɗin kwayoyin halitta.

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