Key Concepts:
- the comparison between acids & bases
- both strong acids & bases
- weak acids & bases
- Arrhenius Definition
- the pH Scale
1. Comparing Acid & Base:
- always come in pair
- make conjugate
2. Acids:
- taste sour
- pH < 7
- reacts with active metals to form salt & hydrogen gas
- produce hydrogen ions
- hydrogen-ion donor (H+), Bronsted-Lowry
3. Bases:
- taste bitter
- pH > 7
- feels slippery
- produce hydroxide ions (OH-)
- hydroxides are "only" bases
- hydrogen-ion acceptor, Bronsted Lowry - Strong Acids & Bases:
- will conduct electricity
- dissociate nearly completely - Weak Acids & Bases:
- indicators
- have a different color from original acid & base
- only dissociate a small amount - Arrhenius Definition:
- acids & bases depends on how much it ionizes in water
- dissociation is the seperation
- HCl ionizes into H+ and Cl-
- Ca(OH)2 ionizes into Ca+ and 2OH- - The pH Scale:
- 0 - 14
- pH 0 is strongly acidic
- pH 14 is strongly basic
- pH 7 is neutral, water
Works Cited
Cool, Stacey. Unit 11 Acids and Base. Merced: Golden Valley High School, 2014. Print.
Cool, Stacey. Unit 11 Acids and Base. Merced: Golden Valley High School, 2014. Print.