Cov tshuaj uas muaj cov pab pawg carbonyl muaj cov ntsiab lus melting ntau dua thiab cov ntsiab lus kub dua li cov hydrocarbons uas muaj tib cov pa roj carbon atoms thiab yog ntau soluble hauv cov kuab tshuaj polar xws li dej.
Vim li cas carbonyls soluble hauv dej?
Kev solubility ntawm qis-molecular- hnyav carbonyl tebchaw hauv dej yog ua los ntawm hydrogen bonds uas tsim ntawm cov pa atom ntawm carbonyl pawg thiab hydrogen atoms ntawm dej molecules. Lub polarity ntawm molecules tuaj yeem suav tau los ntawm tus lej hu ua lub sijhawm dipole.
Puas yog ketones soluble hauv dej?
Solubility hauv dej
The me me aldehydes thiab ketones yog dawb do soluble hauv dej tab sis solubility poob nrog cov saw ntev. Piv txwv li, methanal, ethanal thiab propanone - cov me me aldehydes thiab ketones - yog miscible nrog dej nyob rau hauv tag nrho cov proportions.
YVim li cas ketones soluble hauv dej?
Kev piav qhia: Lub solubility ntawm aldehyde lossis ketone yog kev sib tw ntawm nws cov polar "lub taub hau" thiab nws cov tsis muaj polar "tail". Me aldehydes thiab ketones yog miscible nrog dej nyob rau hauv tag nrho cov proportions, vim lawv muaj peev xwm tsim hydrogen bonds nrog dej.
Vim li cas carbonyl pawg polar?
Cov pa roj carbonyl ("carbon ob daim ntawv cog lus oxygen") yog polar vim cov pa oxygen ntau dua electronegative dua cov pa roj carbon thiab tsim cov dipole ib nrab.
Formation of hydrates | Aldehydes and ketones | Organic chemistry | Khan Academy
