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Collect different flowers and prepare th...

Collect different flowers and prepare their natural indicators with the help of filter paper.

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VGS PUBLICATION-BRILLIANT-ACIDS AND BASES-EXERCISE
  1. Visit a doctor. Find out the medicines she prescribes to treat acidity...

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  2. Prepare red cabbage juice by boiling a piece of red cabbage in water. ...

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  3. Collect different flowers and prepare their natural indicators with th...

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  4. Test the nature of lemon juice and milk sample with the help of natura...

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  5. How do you feel about nature? It is a big natural laboratory that cont...

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  6. To protect tooth decay we are advised to brush our teeth regularly. Th...

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  7. Which of the following is acidic in nature?

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  8. Why are industrial wastes neutralised before releasing into water?

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  9. Write the names of food substances that you know in the appropriate co...

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  10. Take solutions of some juices of fruits, vegetables, cold drinks and v...

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  11. How are hydroxides prepared ? What is their nature ?

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  12. Classify the substances given in the table into the fallowing categori...

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  13. When do you get a neutral solution from acids and bases?

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  14. How are salts produced,? Give an example.

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  15. Describe the uses of Acids, Bases and Salts.

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  16. Which are called chemical Indicators ?

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  17. What are indicators ? How are they useful ?

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  18. Are there any acids apart from natural acids ? What are they ?

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  19. You might have touched soap water or lime water. How do you feel ? Wha...

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  20. Who discovered Hydrogen? What is its colour?

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