2 My numbering system Slide title: A, B, C… - Points on a slide: 1, 2, 3,- How to find it on your note handout: A1, A2, B1, B2…
3 A1. What is a/an acid, base, salt? A2. How to name them A. What you need to know?A1. What is a/an acid, base, salt?A2. How to name themA3. Acid, base, salt propertiesA4. Identify at least 3 products that are acids, bases, and salts used in daily life
5 C. What is an acid?C1. An acid is a compound that accepts pair of electrons. Commonly, most acid have proton (H+) in their chemical formula
6 D.How to name acid HF Hydrofluoric acid HCl Hydrochloric acid HBr D1. Inorganic acids (=no C, O in formula):Hydro---ic acide.g.HFHydrofluoric acidHClHydrochloric acidHBrHydrobromic acidHIHydroiodic acid
7 (Non-ate part)- ic acid How to name acid (cont.)D2. Oxoacids (oxygen-containing acids):(Non-ate part)- ic acidOxoacidsNon-ate partNamesHClO3Chlor-Chloric acidHNO3Nitr-Nitric acidH2CO3Carbon-Carbonic acidHBrO3Brom-Bromic acidHIO3Iod-Iodic acidHC2H3O2Acet-Acetic acid
8 (Non-ate part)- ic acid How to name acid (cont.)D3. Oxoacids that are slight exceptions to the naming rules of:(Non-ate part)- ic acidOxoacidsNon-ate partNamesH2SO4Sulph-Sulfuric acidH3PO4Phosph-Phosphoric acid
9 E. Common Acid Properties E1. SourE2. CorrosiveE3. Water-solubleE4. Good electricity conductors
10 F. Acids in everyday life F1.Carbonic acid (H2CO3)F2.Citric acidAlso, ascorbicacid (Vitamin C)
11 F. Acids in everyday life F4. Cheese (acetic acid)F3. Aspirin(acetylsalicylic acid)F5.Sour milk (lactic acid)
13 G. Acids in the body G1.Heartburn: Caused by HCl from the stomach comes back up the esophagusDespite its name, heartburn actually has nothing to do with the heart. It is so called because of a burning sensation of the breastbone where the heart is locatedSmoking, Eating large meals or shortly before bedtime , chocolate, fried and fatty foods, peppermint, coffee, alcohol, sugars relax the lower esophagus sphincter
16 Focus only on inorganic bases I. Common BasesFocus only on inorganic basesNameFormulaSodium hydroxideNaOHPotassium hydroxideKOHAluminum hydroxideAl(OH)3Ammonium hydroxideNH4OHSodium bicarbonateNaHCO3Potassium sulfiteK2SO3
17 J. What is a base?J1. A base is a compound which donate pairs of electrons. Commonly, most bases have hydroxide (OH-) in their chemical formula
18 K-How to name bases? LiOH Lithium hydroxide Mg(OH)2 Metal name first+ hydroxide e.gLiOHLithium hydroxideMg(OH)2Magnesium hydroxideCa(OH)2Calcium hydroxideFe(OH)2Iron hydroxide
19 L. Common Acid Properties Bases:L1. are bitterL2. feel slipperyL3. are water-solubleL4. are good electricity conductors
20 M. Bases in everyday life M3. Baking soda(NaHCO3)M2. Windex (NH3)M1.Drain cleaners contains NaOH
21 N. What would you do if?N1.Your car battery acid (H2SO4) is spilled?
23 O. What is a salt?O1. Salts are composed of positively charged ion (cation) and negatively charged ion (anion)O2. A salt is formed when acid react with baseE.g. CuSO4
24 P. Applications of Salts P1. Soaps and Detergents
25 P. Applications of Salts (cont.) P2. Fertilizer (e.g. Ammonium sulfate, magnesium sulfate)
26 Q. Salt and our Canadian’s weather Q1. Why put salt on the sidewalk when it snows?
27 Q. Salt and our Canadian’s weather Q1. Road salt helps reduce the freezing point of snow
28 R. A Cultural Look at Food Preservation Table salts
29 What are the most 2 interesting things you find out about ACIDS today? What are the most 2 interesting things you find out about BASES today?What are the most 2 interesting things you find out about SALTS today?
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