Video: Dab tsi ua haujlwm pab pawg yog hydrophilic?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Hydrophilic functional pawg suav nrog hydroxyl pab pawg (ua rau muaj cawv txawm tias tseem pom muaj suab thaj, thiab lwm yam), carbonyl pab pawg (ua rau aldehydes thiab ketones), carboxyl pab pawg (ua rau carboxylic acids), amino pab pawg (piv txwv li, raws li pom nyob rau hauv cov amino acids), sulfhydryl pab pawg (ua rau thiols, i.e., raws li pom
Ib yam li ntawd, dab tsi ua haujlwm pab pawg yog hydrophobic?
Classifying Functional Groups Ib qho piv txwv ntawm pawg hydrophobic yog cov tsis-polar methane molecule. Ntawm cov hydrophilic functional pawg yog cov pawg carboxyl pom hauv amino acids, ib co amino acid side chains, thiab fatty acid taub hau uas tsim triglycerides thiab phospholipids.
Ib yam li ntawd, cov pab pawg twg ua haujlwm tau soluble hauv dej? Ob pawg ua haujlwm uas muaj cov pa oxygen, pawg hydroxyl thiab carbonyl, pab txhawb dej solubility.
- Hydroxyl pawg muaj ib qho hydrogen ua ke nrog ib lub atom oxygen (symbolized li -OH).
- Cov pa roj carbon monoxide muaj ib lub atom ob npaug rau carbon atom (symbolized li C = O).
Ntxiv mus, puas yog pawg hydroxyl hydrophilic lossis hydrophobic?
Cawv. Hydroxyl pawg (- OH ), pom nyob rau hauv cawv, yog polar thiab yog li ntawd hydrophilic (dej ling) tab sis lawv cov saw hlau tsis yog-polar uas ua rau lawv hydrophobic . Cov molecule nce zuj zus tag nrho cov tsis muaj polar thiab yog li ntawd tsawg soluble nyob rau hauv lub polar dej raws li cov carbon saw ntev.
Cov pab pawg twg ua haujlwm tau raug ionization?
Carboxylic acid yog kev sib koom ua ke ntawm a carbonyl pawg thiab a pawg hydroxyl txuas nrog tib cov pa roj carbon monoxide, ua rau muaj cov yam ntxwv tshiab. Cov pawg carboxyl tuaj yeem ionize, uas txhais tau tias nws tuaj yeem ua raws li ib qho kua qaub thiab tso cov hydrogen atom los ntawm lub pawg hydroxyl raws li ib tug dawb proton (H+).
Pom zoo:
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