Strength of Some Bronsted Acids 十十 Acid Ka pKa Conj.Base NH3 ~10-36 36 NH2 (CH3)2NH ~1036 ~36 (CH3)2N ammonia and amines are very weak acids; their conjugate bases are very strong bases
Strength of Some Strength of Some Brønsted Acids Acid Ka p Ka Conj. B ase NH 3 ~ 1 0 -36 ~ 3 6 NH 2 – (CH 3 ) 2NH ~ 1 0 -36 ~ 3 6 (CH 3 ) 2 N – ammonia and amines are very weak acids; ammonia and amines are very weak acids; their conjugate bases are very strong bases their conjugate bases are very strong bases
Proton Transfer to Alcohols alkyloxonium ion r :O-H H:Br: base acid conjugate conjugate acid base
Proton Transfer to Alcohols alkyloxonium ion O H Br R H . . . . R H . .O H Br – . . . . .. .. .. .. . . + base acid conjugate conjugate conjugate conjugate acid base