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State the Differences Between Acids and Bases. - CBSE Class 7 - Science

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Question

State the differences between acids and bases.

Solution

Acids Bases
These are sour to taste These are bitter to taste.
Acids turn blue litmus red. Bases do not change the colour of blue litmus.
Acids do not change the colour of red litmus Bases turn red litmus blue
With china rose indicator, these give dark pink colour. Bases give green colour with china rose indicator.
Acids do not change the colour of turmeric indicator. Bases turn the colour of turmeric indicator to red
Acid is a subsance which  contains hydrogen ion (H+) Bases are substances which contain hydroxyl ion (OH-)
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APPEARS IN

 NCERT Solution for Science Textbook for Class 7 (2018 to Current)
Chapter 5: Acids, Bases and Salts
Q: 1 | Page no. 56
Solution State the Differences Between Acids and Bases. Concept: Concept of Acids and Bases.
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