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7 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What are acids, Bases and Neutrals? How are they classified? |
Important group of chemicals Classified according to their properties |
Behavior and characteristics |
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Acids? |
Taste sour and feel rough Weak or strong Strong - corrosive |
Taste, texture and strength |
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Natural acids? |
Hydrochloric acid- helps digest food (strong) Ethanol acid- vinegar (weak) |
Digest food, vinegar |
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Bases? |
Taste- bitter and feel slippery Strong or weak Strong- caustic Dissolve in water - alkalis |
Taste, texture and strenght |
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Examples of bases? |
Calcium hydroxide - mouthwash (strong) Bicarb- baking (weak) Oven clearners-alkalis |
Mouthwash and baking |
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Neutrals? |
Nor acids or base Not dangerous Make an neutral by reacting acids with bases |
Water |
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Indicators? |
Substance that changes colour when mixed with other chemicals Red-acids Blue- bases |
Litmus paper |
