Class 7 Chemistry Acids, Bases and Salts Introduction


You all know that lemon, tomato, oranges tastes sour. You also know that all of them contains citric acid. This is the best natural example to prove that acids are sour in taste.

On the other hand you all know that increased amount of baking soda makes the cake taste bitter. This is because baking soda is a base and hence tastes bitter.


Fig. lemon (acidic) and baking soda (basic)

So we conclude that acids can be easily pointed out by their sourness whereas bases can be easily pointed out by their bitterness.

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