What are the properties of Bases and Alkalis?

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Some of the essential properties of Bases and Alkalis are given below.

General Properties of Bases and Alkalis:

Bases are usually oxides and hydroxides of metals. Bases that dissolve in water are called alkalis. They have the following properties:

1. Bases are bitter to taste and soapy to touch.

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2. Bases turn red litmus paper blue.

3. Bases are characterised by the presence of hydroxyl (-OH) group.

4. Bases react with acids to form salt (a neutral substance) and water.

5. Bases are corrosive to skin; they should not be touched by hand.

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