{"id":1129,"date":"2023-07-18T12:33:11","date_gmt":"2023-07-18T12:33:11","guid":{"rendered":"https:\/\/chemuza.org\/tr\/kursun-asetat-pboac2-301-04-2\/"},"modified":"2023-07-18T12:33:11","modified_gmt":"2023-07-18T12:33:11","slug":"kursun-asetat-pboac2-301-04-2","status":"publish","type":"post","link":"https:\/\/chemuza.org\/tr\/kursun-asetat-pboac2-301-04-2\/","title":{"rendered":"Kur\u015fun asetat \u2013 pb(oac)2, 301-04-2"},"content":{"rendered":"

Kur\u015fun asetat (Pb(OAc)\u2082) beyaz kristalli bir bile\u015fiktir. Sa\u00e7\u0131 koyula\u015ft\u0131rma \u00f6zelli\u011finden dolay\u0131 sa\u00e7 boyalar\u0131nda kullan\u0131l\u0131r. Ancak sa\u011fl\u0131k a\u00e7\u0131s\u0131ndan risk te\u015fkil eder ve dikkatli kullan\u0131lmal\u0131d\u0131r.<\/p>\n

\n\n\n\n\n\n\n\n
IUPAC Ad\u0131<\/td>\n Kur\u015fun(II) asetat<\/td>\n<\/tr>\n
Molek\u00fcler form\u00fcl<\/td>\n Pb(OAc)\u2082<\/td>\n<\/tr>\n
CAS numaras\u0131<\/td>\n 301-04-2<\/td>\n<\/tr>\n
E\u015f anlaml\u0131<\/td>\n Kur\u015fun(II) etanolat, kur\u015fun asetat, kur\u015fun diasetat<\/td>\n<\/tr>\n
InChI<\/td>\n InChI=1S\/2C2H4O2.Pb\/c2 1-2(3)4;\/h2<\/em> 1H3,(H,3,4);\/q;;+2\/p-2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

Kur\u015fun asetat\u0131n \u00f6zellikleri<\/strong><\/h2>\n

Kur\u015fun Asetat Form\u00fcl\u00fc<\/h3>\n

Kur\u015fun diasetat\u0131n kimyasal form\u00fcl\u00fc Pb(OAc)\u2082’dir; burada Pb, kur\u015funun sembol\u00fcn\u00fc temsil eder ve OAc, CH\u2083COO\u207b iyonunu belirtir. Kur\u015fun atomu ba\u015f\u0131na iki CH\u2083COO\u207b iyonu i\u00e7eren beyaz kristalli bir bile\u015fiktir.<\/p>\n

Kur\u015fun Asetat Molar K\u00fctlesi<\/h3>\n

Kur\u015fun diasetat\u0131n molar k\u00fctlesi yakla\u015f\u0131k 325,29 g\/mol’d\u00fcr. Bunu hesaplamak i\u00e7in, bir Pb atomunun atomik k\u00fctlelerini ve kimyasal form\u00fcl\u00fcnde bulunan iki CH\u2083COO\u207b iyonunu toplar\u0131z.<\/p>\n

Kur\u015fun asetat\u0131n kaynama noktas\u0131<\/h3>\n

Kur\u015fun diasetat\u0131n kaynama noktas\u0131 yakla\u015f\u0131k 280\u00b0C’dir (536\u00b0F). Y\u00fcksek s\u0131cakl\u0131klara maruz kald\u0131\u011f\u0131nda kat\u0131dan s\u0131v\u0131ya bir faz ge\u00e7i\u015fine u\u011frar, bu da onu dikkatli bir \u015fekilde ele almay\u0131 \u00e7ok \u00f6nemli hale getirir.<\/p>\n

Kur\u015fun asetat Erime noktas\u0131<\/h3>\n

Kur\u015fun diasetat\u0131n erime noktas\u0131 yakla\u015f\u0131k 280\u00b0C’dir (536\u00b0F). Bu s\u0131cakl\u0131kta kat\u0131 bile\u015fik s\u0131v\u0131ya d\u00f6n\u00fc\u015ferek sa\u00e7 boyalar\u0131 gibi belirli uygulamalar i\u00e7in uygun hale gelir.<\/p>\n

Kur\u015fun asetat\u0131n yo\u011funlu\u011fu g\/mL<\/h3>\n

Kur\u015fun diasetat\u0131n yo\u011funlu\u011fu yakla\u015f\u0131k 3,25 g\/mL’dir. Bu de\u011fer, bile\u015fi\u011fin birim hacim ba\u015f\u0131na k\u00fctlesini temsil eder ve fiziksel \u00f6zelliklerini ve uygulamalar\u0131n\u0131 anlamak i\u00e7in \u00f6nemlidir.<\/p>\n

Kur\u015fun Asetat Molek\u00fcl A\u011f\u0131rl\u0131\u011f\u0131<\/h3>\n

Kur\u015fun diasetat\u0131n molek\u00fcler a\u011f\u0131rl\u0131\u011f\u0131 yakla\u015f\u0131k 325,29 g\/mol’d\u00fcr. \u00c7e\u015fitli kimyasal hesaplamalar i\u00e7in gerekli bilgileri sa\u011flar ve ara\u015ft\u0131rmac\u0131lar\u0131n kimyasal\u0131n davran\u0131\u015f\u0131n\u0131 ve reaktivitesini anlamalar\u0131na yard\u0131mc\u0131 olur. <\/p>\n

\n
\"Kur\u015fun<\/figure>\n<\/div>\n

Kur\u015fun asetat yap\u0131s\u0131<\/h3>\n

Kur\u015fun diasetat, iki CH\u2083COO\u207b iyonuna koordine edilen Pb\u00b2\u207a katyonlar\u0131ndan olu\u015fan bir kristal yap\u0131ya sahiptir. Kristal kafesteki atomlar\u0131n ve ba\u011flar\u0131n d\u00fczeni onun stabilitesini ve \u00f6zelliklerini belirler.<\/p>\n

Kur\u015fun asetat\u0131n \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011f\u00fc<\/h3>\n

Kur\u015fun diasetat suda \u00e7ok az \u00e7\u00f6z\u00fcn\u00fcr. Berrak, renksiz bir \u00e7\u00f6zelti olu\u015fturmak i\u00e7in bir dereceye kadar \u00e7\u00f6z\u00fcn\u00fcr. \u00c7\u00f6z\u00fcn\u00fcrl\u00fc\u011f\u00fc s\u0131cakl\u0131\u011fa g\u00f6re de\u011fi\u015fir, bu da \u00e7evre kirlili\u011fini \u00f6nlemek i\u00e7in depolanmas\u0131n\u0131 ve uygun \u015fekilde kullan\u0131lmas\u0131n\u0131 \u00e7ok \u00f6nemli hale getirir.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
D\u0131\u015f g\u00f6r\u00fcn\u00fc\u015f<\/td>\n Beyaz kristal<\/td>\n<\/tr>\n
Spesifik yer \u00e7ekimi<\/td>\n ~3,25 g\/mL<\/td>\n<\/tr>\n
Renk<\/td>\n Renksiz<\/td>\n<\/tr>\n
Koku<\/td>\n Kokusuz<\/td>\n<\/tr>\n
Molar k\u00fctle<\/td>\n ~325,29 gr\/mol<\/td>\n<\/tr>\n
Yo\u011funluk<\/td>\n ~3,25 g\/mL<\/td>\n<\/tr>\n
F\u00fczyon noktas\u0131<\/td>\n ~280\u00b0C (536\u00b0F)<\/td>\n<\/tr>\n
Kaynama noktas\u0131<\/td>\n ~280\u00b0C (536\u00b0F)<\/td>\n<\/tr>\n
Fla\u015f noktas\u0131<\/td>\n Uygulanamaz<\/td>\n<\/tr>\n
sudaki \u00e7\u00f6z\u00fcn\u00fcrl\u00fck<\/td>\n Az \u00e7\u00f6z\u00fcn\u00fcr<\/td>\n<\/tr>\n
\u00e7\u00f6z\u00fcn\u00fcrl\u00fck<\/td>\n S\u0131n\u0131rl\u0131 \u00e7\u00f6z\u00fcn\u00fcrl\u00fck, s\u0131cakl\u0131\u011fa g\u00f6re de\u011fi\u015fir<\/td>\n<\/tr>\n
Buhar bas\u0131nc\u0131<\/td>\n \u0130hmal edilebilir<\/td>\n<\/tr>\n
Buhar yo\u011funlu\u011fu<\/td>\n M\u00fcsait de\u011fil<\/td>\n<\/tr>\n
pKa<\/td>\n M\u00fcsait de\u011fil<\/td>\n<\/tr>\n
pH<\/td>\n M\u00fcsait de\u011fil<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

Kur\u015fun Asetat G\u00fcvenli\u011fi ve Tehlikeleri<\/strong><\/h2>\n

Kur\u015fun diasetat \u00f6nemli g\u00fcvenlik riskleri olu\u015fturur ve b\u00fcy\u00fck bir dikkatle kullan\u0131lmal\u0131d\u0131r. Yutulmas\u0131, solunmas\u0131 veya deri yoluyla emilmesi halinde toksiktir. Uzun s\u00fcreli maruz kalma, kur\u015fun zehirlenmesine yol a\u00e7arak sinir sistemi ve b\u00f6brekler de dahil olmak \u00fczere olumsuz sa\u011fl\u0131k etkilerine yol a\u00e7abilir. G\u00f6z, cilt ve giysilerle temas\u0131ndan ka\u00e7\u0131n\u0131n. \u0130\u015fleme s\u0131ras\u0131nda yeterli havaland\u0131rma ve ki\u015fisel koruyucu ekipman kullan\u0131n. Topra\u011f\u0131 ve suyu kirleterek ekosistemleri etkileyebilece\u011finden \u00e7evreye sal\u0131nmas\u0131n\u0131 \u00f6nleyin. \u00c7ocuklar\u0131n ve hayvanlar\u0131n eri\u015femeyece\u011fi bir yerde saklay\u0131n. Yerel d\u00fczenlemelere uygun olarak uygun \u015fekilde at\u0131n. Genel olarak, g\u00fcvenlik kurallar\u0131na s\u0131k\u0131 s\u0131k\u0131ya ba\u011fl\u0131 kalmak, riskleri en aza indirmek i\u00e7in \u00e7ok \u00f6nemlidir.<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Tehlike sembolleri<\/td>\n Sa\u011fl\u0131k riski, \u00e7evresel risk<\/td>\n<\/tr>\n
G\u00fcvenlik A\u00e7\u0131klamas\u0131<\/td>\n Zehirli ve \u00e7evreye zararl\u0131<\/td>\n<\/tr>\n
BM kimlik numaralar\u0131<\/td>\n UN1616<\/td>\n<\/tr>\n
HS kodu<\/td>\n 29152900<\/td>\n<\/tr>\n
Tehlike s\u0131n\u0131f\u0131<\/td>\n 6.1 (Zehirli maddeler)<\/td>\n<\/tr>\n
Paketleme grubu<\/td>\n II<\/td>\n<\/tr>\n
Toksisite<\/td>\n \u00c7ok zehirli<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

Kur\u015fun asetat\u0131n sentezi i\u00e7in y\u00f6ntemler<\/strong><\/h2>\n

Kur\u015fun diasetat\u0131n sentezlenmesi i\u00e7in \u00e7e\u015fitli y\u00f6ntemler vard\u0131r.<\/p>\n

Yayg\u0131n bir yakla\u015f\u0131m metalik kur\u015funun asetik asitle<\/a> reaksiyona sokulmas\u0131d\u0131r. Bu y\u00f6ntemde, tipik olarak bir kaba kur\u015fun eklersiniz ve kar\u0131\u015ft\u0131rma ve s\u0131cakl\u0131k d\u00fczenlemesi gibi ko\u015fullar\u0131 kontrol ederken, kab\u0131n i\u00e7ine yava\u015f\u00e7a asetik asit<\/a> d\u00f6kersiniz. Reaksiyon devam ederek beyaz bir \u00e7\u00f6kelti halinde kur\u015fun diasetat olu\u015fur.<\/p>\n

Ba\u015fka bir y\u00f6ntem , kur\u015fun oksit (PbO)<\/a> veya kur\u015fun karbonat\u0131n (PbCO\u2083)<\/a> buzlu asetik asitle reaksiyonunu i\u00e7erir. Kur\u015fun oksit veya kur\u015fun karbonat\u0131 asetik asitle kar\u0131\u015ft\u0131r\u0131p kar\u0131\u015f\u0131m\u0131 \u0131s\u0131tarak kur\u015fun diasetatla sonu\u00e7lanan bir reaksiyona neden olursunuz.<\/p>\n

Ba\u015fka bir sentez yolu, Pb(NO\u2083)\u2082’nin<\/a> CH3COONa<\/a> ile sulu bir \u00e7\u00f6zelti i\u00e7inde \u00e7ift yer de\u011fi\u015ftirme reaksiyonunun ger\u00e7ekle\u015ftirilmesinden olu\u015fur. Bu reaksiyon \u00e7\u00f6kelti olarak kur\u015fun diasetat \u00fcretir.<\/p>\n

Kur\u015fun bile\u015fiklerinin toksisitesi nedeniyle bu sentetik y\u00f6ntemlerin dikkatle kullan\u0131lmas\u0131 \u00f6nemlidir. Uygun g\u00fcvenlik \u00f6nlemlerine uymal\u0131 ve i\u015flemleri iyi havaland\u0131r\u0131lan alanlarda uygun koruyucu ekipmanlarla ger\u00e7ekle\u015ftirmelisiniz. Ayr\u0131ca at\u0131k bertaraf y\u00f6netmeliklerine uymak \u00e7evre kirlili\u011finin \u00f6nlenmesi a\u00e7\u0131s\u0131ndan \u00e7ok \u00f6nemlidir.<\/p>\n

Kur\u015fun asetat\u0131n kullan\u0131m alanlar\u0131<\/strong><\/h2>\n

Kur\u015fun diasetat benzersiz \u00f6zelliklerinden dolay\u0131 \u00e7e\u015fitli uygulamalar bulur. \u0130\u015fte baz\u0131 kullan\u0131mlar:<\/p>\n