Abroaderdefinit io nofacidsandbaseswasdevelo pedby b

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: oxide Potassium hydroxide Barium hydroxide COMMON WEAK ACIDS & BASES HC2H3O2 H2CO3 HF HCN H2S Acet ic acid Carbonic acid Hydrofluoric acid Hydrocyanic acid Hydrosulfuric acid NH3 CO(NH2)2 2 Ammo nia Urea Chemistry 52 Chapter 15 BRØNSTED­LOWRY ACIDS & BASES · The Arrhenius definit io n of acids and bases is limited to aqueous solutions. · A broader definit io n of acids and bases was develo ped by B rønsted and Lowry in t the early 20 h century. · According to Brønsted­Lowry definit ion, an acid is a proton donor, and a base is a proton acceptor. HCl (g) + H 2 O (l) ¾¾ H3 O+ (aq) + Cl (aq) ® (Acid) (Base ) NH3 (aq) + H 2 O (l) ¾¾ NH + (aq) + OH (aq) ® 4 (Base) (A ) cid · A substance that can act as a Brønsted­Lowry acid and base (such as water) is called amphiprotic. · In Brønsted­Lowry definit ion, any pair of mo lecules or ions that can be int...
View Full Document

This document was uploaded on 03/18/2014 for the course CHEM 52 at Los Angeles Mission College.

Ask a homework question - tutors are online