1. Acids and Bases
Mrs. Leos

2. Acids A substance that can donate a hydrogen ion to another substance
Must contain hydrogen ion (H+) in a solution
Properties:
Sour taste
Electrolytes
Corrosive
React with indicators
Blue indicator paper turns pink

3. Examples of Acids
Orange juice
Tomatoes
Vinegar

4. Common Acids: Acetic Acid- vinegar
Ascorbic Acid- citrus, tomatoes, veggies
Carbonic acid-carbonated drinks
Hydrochloric Acid- gastric juice
Nitric Acid- explosives
Phosphoric acid-detergents
Sulfuric Acid- car batteries

5. Bases
A substance that can accept a hydrogen ion from another substance
Must contain hydroxide ion (OH-) in a solution
Properties:
Bitter taste
Feel slippery
Corrosive
Electrolytes
React with indicators
Pink indicator paper turns blue

6. Examples of bases
Soap
Ammonia
Antacid

7. Common Bases Aluminum Hydroxide- deodorant
Magnesium Hydroxide- antacid
Sodium Hydroxide- drain cleaner
Ammonia- household cleaners

8. pH Scale
A measure of the concentration of hydronium ions in a solution
0-6 ACIDS
7 NEUTRAL
8-14 BASES

9. Neutral
Solution that is neither acid or base
Has a pH of 7

10. Making a pH scale
0 dark red 1 red 2 orangey red 3 orange 4 yellowy orange 5 yellow 6 greeny yellow 7 green 8 greeny blue 9 dark greeny blue 10 blue 11 dark blue 12 purpley blue 13 purple 14 dark purple