Acids and Bases

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  • Created by: moynul
  • Created on: 05-05-13 19:27

The pH scale

acids, alkalis and neutral solutions.

solutions with a pH less than 7 are acidic solutions with a pH of 7 areneutral solutions with a pH greater than 7 arealkaline.

Diagram of the PH scale (http://www.bbc.co.uk/schools/gcsebitesize/science/images/sci_dia_39.gif)

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Bases

substances that can react with acids and neutralise them

metal oxides and metal hydroxides react with acids to form neutral product

alkali is a soluble base, a base that can dissolve in water

All alkalis are bases.

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Acids and bases

Bases are substances that can react with acids and neutralise them. Alkalis are bases that are soluble in water. 

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