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Sodium Hydrosulfide Production kapamilatan ning Sodium Ethoxide & H2S

2025-08-13

Pamagsadya kapamilatan ning Sodium Ethoxide ampo Dry Hydrogen Sulfide

Apparatus Setup:

Ing 150 mL a flask a maki sidearm makakarga ya keng 20 mL ning bayung distilled Anhydrous Ethanol ampong 2 g a malinis a sodium metal a pirasu (alang oxide layers).

Ing flask atin yang reflux condenser ampo drying tube, ampo ing sidearm pansamantala yang makasara.

Kaybat nang megumpisa ing sodium ethoxide, ing karagdagang 40 mL ning anhydrous ethanol miragdagan ya keng bage-bage angga na keng ganap a pangatunaw.

Reaksyun keng Dry H2S:

Ing glass tube milub ya keng sidearm keng solusyun, ampo ing dry H2S gas mibubble ya (siguradung e makalub ing angin para e ya milub ing angin).

Ing solusyun me saturate ya keng H2S, kaybat me filter ya para milako ing nanu mang precipitates.

Ing filtrate mipalitan ya keng dry conical flask, at 50 mL ning absolute ether ing miragdagan, agad yang magpalwal maputing NaHS.

Ing karagdagang ether (~110 mL kabilugan) miragdagan ya keng dake anggang ala nang karagdagang uran.

Ing precipitate mabilis yang misasala, mahugas yang 2-3 besis keng absolute ether, ampo matuling ya keng vacuum.

Ing produktu atin yang analytical purity. Para keng mas matas a kalinisan, malyari yang gawan ing recrystallization ibat keng ethanol/ether.