Zusammenfassung der Ressource
Acids and Bases
- Acids pH <7
Anmerkungen:
- Turn blue Litmus paper red
- Examples
Sulfuric Acid 1
Lemon Juice 3
Acid Rain 5
- Bases pH >7
Anmerkungen:
- Turn red Litmus paper blue.
- Examples
Sodium Hydroxide 14
Oven Cleaner 11
Window Cleaner 10
Soap 9
Toothpaste 8
- Indicators
Anmerkungen:
- Show by means of a colour change wheather a substance is an acid or a base
- Litmus
Anmerkungen:
- Turns red for an acid blue for a base
- Universal Indicator
Anmerkungen:
- Changes colour for each number on the pH scale
- Salts
Anmerkungen:
- A salt is formed when the hydrogen in an acid is replaced by a metal ion
- Sodium Chloride