Sodium Hydrosulfide Prodakshɔn via Sɔdiɔm Ɛtoksayd & H2S
Prɛparashɔn via Sɔdiɔm Ɛtoksayd ɛn Dray Haydrojɛn Sɔlfayd
Di Sɛtup fɔ di Aparɛt:
Wan 150 mL flask wit saydarm de chaj wit 20 mL we dɛn jɔs dɔn distil Etanol we nɔ gɛt wata ɛn 2 g klin sodium mɛtal pis (we nɔ gɛt ɔksayd layers) ..
Dɛn kin put riflɔks kɔndɛnsa ɛn drying tyub na di flask, ɛn dɛn kin sidɔm di sayd-am fɔ sɔm tɛm.
Afta we sodium ethoxide bigin fɔ fɔm, wan ɔda wan 4. 4.0 mL ɛtɛnol we nɔ gɛt wata dεn ad am insay pat dεm te i kכmplit disכlushכn.
Riakshɔn wit Dray H2S:
dεn de put wan glas tyub tru di saydam insay di sכlushכn, εn dεn de bכbul dray H2S gas tru (sεshכn se di kכndishכn dεm we di briz nכ de fכ mek di briz nכ go insay).
Di sɔlvushɔn de sɛtyuret wit H2S, dɔn dɛn filta am fɔ pul ɛni prɛsipitayt.
Di filtrate de transfa to wan dray kɔnik flask, ɛn 50 mL absɔlɔb ɛtɛr na ad, we de prɛsipitayt wayt NaHS wantɛm wantɛm.
adishכnal εta (~110 mL tכtal) dεn ad insay pat dεm te nכ fכda prεsipitashכn de apin.
Di prɛsipitayt de filta kwik kwik wan, was am 2–3 tɛm wit absɔlɔb ɛtɛ, ɛn drɛy am ɔnda vaykum.
Di prodakt na di analitik klin. Fכ hכy klin, dεn kin du rikristalayzeshn frכm εtanכl/εta.