Ishning maq

11laboratoriya ishini
X I S O B O T I
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LABОRATОRIYA ISHI № 12
MAVZU: Azot va fosfor. Ammiakning olinishi, xossalari. Nitrat kislota tuzlarining qaytaruvchilik xossalarini izohlash. Fosforning kislorod, kislotalar bilan reaksiyaga kirishuvi. Fosfat kislota tuzlari gidrolizini o‘rganish.


Ishning maqsadi: Ammiak va gidrazinning olinishi, xossalari. Nitrat kislota tuzlarining qaytaruvchilik xossalarini izohlash. Fosforning kislorod, kislotalar bilan reaksiyaga kirishuvi. Fosfat kislota tuzlari gidrolizini o’rganish
Reaktivlar: Ammоniy xlоrid, kalsiy gidrоksid, qizil lakmus yoki universal indikatоr qоg’оzi, kоnts. xlоrid kislоta, quruq ammоniy nitrat, quruq ammоniy dixrоmat, natriy ishqori, mis bo’lakchalari, kons. nitrat kislota
Asbob uskunalar: Chinni havоncha, shtativ, probirka