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What is a base?

What is a base?

Description:
This lesson will explain what a base is, what the pH of a base is, and give an overview of the general properties of bases.
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Tutorial

Bases

Characteristics of bases:

*Substance that is higher than 7 on the pH scale

*Can donate a hydroxide ( OH-)  ion

*Bases neutralize acids

*Dissolve in water well if they are strong

*Turn litmus paper blue

*Slippery to the touch and bitter to taste

 

Examples:

Lye

Baking soda

ammonia

 

 

pH scale