Jizzax politexnika instituti sanoat texnologiyalari fakulteti 60720100

Ishning maqsadi: Fenollarning xossalarini ayrim reaksiyalar orqali o’rganish 
 
1-tajriba Fenolyatlarni hosil qilish. 
Quruq probirka oling va unga natriy ishqoridan 3 mlidan soling. Ustiga 3 ml fenol quyib 
probirka og’zini berkiting. Probirkaga 1-2 tomchi fenolftalein eritmasidan tomizing. Eritmaning 
rangini o’zgarishini kuzating. Reaksiya tenglamasini yozing va kuzatilgan hodisalarni izohlang:
 
XULOSA_______________________________________________________________________
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2-tаjribа. Fеnоlning tеmir (III)-хlоrid bilаn sifаt rеаksiyasi. 
Prоbirkаgа fеnоl eritmаsidаn 2-3 ml оlib, ungа tеmir (III)-хlоrid bilааn kоmplеks birikmа hоsil 
qilishi nаtijаsidа eritmаning to’q binfsha rаnggа o’tishini kuzаting. Bunda fenolning, temirli 
murakkab komplekslari hosil bo`ladi Rеаksiya tеnglаmаsini yozing: 
 
XULOSA____________________________________________________________________
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Laboratoriya ishini tajriba qismini topshirish__________
Talaba ____________ ___________________________________ 

O‘qituvchi ___________ ___________________________________ 

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9 
9—LABORATORIYA MASHG’ULOTI 
Sana;_______________________