PPT-8.6 Acid-Base Properties of Salt Solutions

Learning Goals determine the pH of a solution containing a salt A salt is an ionic compound containing a cation ion and an anion ion they are produced in neutralization reactions. Acid-Base Character of Oxides. Structure and Bonding of Oxides. Structure and Bonding of Oxides. M. etal Oxides vs. Nonmetal Oxides. . . MgO. . CO. 2. Structure and Bonding of Oxides. PHYSICAL PROPERTIES. Sulphuric. acid is a . dense,oily. and hygroscopic liquid.. Due to its hygroscopic nature it acts as drying agent.. Equal volumes of . sulphuric. acid and water produces a temperature of 120 degree centigrade.. of Salts. Acid-Base Properties of Salts. Type of Salt. Examples. Comment. pH of solution. Cation is from a strong base, anion from a strong acid. KCl, KNO. 3. NaCl. NaNO. 3. Both ions are neutral. Neutral. of Salts. Acid-Base Properties of Salts. Type of Salt. Examples. Comment. pH of solution. Cation is from a strong base, anion from a strong acid. KCl, KNO. 3. NaCl. NaNO. 3. Both ions are neutral. Neutral. Chemistry Section 3. Acids. Key terms. Electrolysis - Breaking down of compounds using electricity (d.c.). d.c – Direct current. Neutralisation – the reaction between an acid and an alkali to form a neutral solution.. Buffer solutions. Definition; A buffer solution is that solution that resists large changes in pH upon the addition of limited amounts of acids or bases.. Chemically . buffer solutions are made up of a mixture of two substances , a conjugate base and a conjugate base .. Definition: . An acid is a substance that produces H. . ions in solution. Properties of acids. Tastes sour. Corrosive: . eats . away at other materials. Causes burns and tissue . damage. Able to conduct electricity. Solutions made from a weak acid plus a soluble ionic salt of the weak acid.. Solutions made from a weak base plus a soluble ionic salt of the weak base. Solutions made of weak acids plus a soluble ionic salt of the weak acid. We know how . acid-base indicators . can be used to distinguish . between . an . acid . and . a. . base. .. . We have also . learnt . about dilution . and . decrease in concentration of H or OH– ions . The body keeps a tight control over the pH in cells and extra-cellular . fluiids. , as changes in the H. . concentration have significant effects on the activity of many molecules, especially enzymes. . Three Kinds of Mixtures. 1. A . solution. is an evenly-mixed mixture where you can. ’. t see its different parts. Solutions have the same properties throughout.. They can be in solid, liquid or gas form. Acids and bases are solutions. . Lecturer. . Ghaidaa. S . Hameed. . Physical. . pharmacy. . Buffers. . are compounds or mixtures of compounds that, by their presence in solution, resist changes . in pH . upon the addition of small quantities of acid or alkali. The resistance to a change in pH is . Authors (University of Texas Austin): Chao Xie, Chunzhi Su, Manos Kapritsos, Yang Wang, Navid Yaghmazadeh, Lorenzo Alvisi, Prince Mahajan . Presented By:. Sharanya . Bathey. The tale of ACID…. Transaction. Although the acid-dissociation constant for phenol (C. 6. H. 5. OH) is listed in your book, the dissociation constant for the . phenolate. ion (C. 6. H. 5. O. -. ) is not.. Explain why it is not necessary to list both..