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Testing the acids and bases with indicat...

Testing the acids and bases with indicators viz .. Red litmus, blue litmus, phenolphthalein solution and methyl orange solution.

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From th e above table, we conclude that the acids and bases change the colour of in dicators.
Acids : `HCl,H_2SO_4.HNO_3.CH_3COOH`
Bases : `N/AOH,KOH,Mg(OH)_2,NH_4OH,Ca(OH)_2`
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VGS PUBLICATION-BRILLIANT-ACIDS, BASES AND SALTS -Activities
  1. Testing the acids and bases with indicators viz .. Red litmus, blue li...

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  2. What are OHactory indicators? Write an activity to prove them.

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  3. How do you prepare your own oHactory indicator ? Write the process.

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  4. Show that acids produce hydrogen gas when react with metals

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  5. What are the material / substances required to produce hydrogen gas in...

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  6. Write the required material and experimental procedure for the experim...

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  7. Write an activity to know the reaction of bases with metals.

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  8. Write an activity which proves certab,l bases produce hydrogen .gas wh...

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  9. How can you conduct the ·given chemical reaction in your lab ? Base+ M...

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  10. Show that the reaction of carbonates and metal hydrogen carbonates wit...

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  11. How do you produce and test carbondioxide gas in your lab ? Base+Met...

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  12. What is neutralization ? Explain an activity to demonstrate neutraliza...

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  13. Show that the metal oxides are basic in nature through an activity.

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  14. Describe an activity to observe the reaction of metal oxides with acid...

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  15. Do acids produce ions only in aqueous solution ? Explain an activity t...

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  16. "Dry HCl is not acid". How do you prove it?

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  17. What happens when a base is dissolved in water ?

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  18. Write an activity to show that dissolving of an acid in water is an ex...

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  19. Explain a test to know whether the acid (or base) is strong or weak.

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  20. Collect the salt samples like sodium chloride, aluminium chloride, cop...

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