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Mounica observed that the dry HCl gas wa...

Mounica observed that the dry HCl gas was not turned the dry blue litmus paper into red colour.
Jahnavi explained the reason to Mounica by asking her some questions. What would be those questions ?

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1) When does an acid dissociate into `H^+` ions ?
2) What will happen if there is no water mixed in the dry HCl?
3) How the dissociation does take place in HCl gas in water ?
4) Why dry HCl not turned the blue litmus into red?
5) What should we do to get red colour in the blue litmus paper ?
6) Can you give the definition of acid ?
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VGS PUBLICATION-BRILLIANT-ACIDS, BASES AND SALTS -Section-3
  1. pH = - log [H^+] it was written on the blackboard by Mohan. ? By see...

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  2. Balu : "Close the lid tightly after using the Plaster of Paris". Ve...

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  3. Mounica observed that the dry HCl gas was not turned the dry blue litm...

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  4. Solution x turned blue litmus to red and Solution y turned red litmus ...

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  5. Solution x turned blue litmus to red and Solution y turned red litmus ...

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  6. Solution x turned blue litmus to red and Solution y turned red litmus ...

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  7. Solution x turned blue litmus to red and Solution y turned red litmus ...

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  8. Why do curd and sour substances not be kept in copper vessels ?

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  9. What are the materials required to prepare and test the hydrogen gas i...

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  10. How do you test the CO2 gas ?

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  11. Observe the colour and fill the given table.

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  12. Arrange the apparatus bulb, battery, electrodes and a beaker and test ...

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  13. Explain the procedure to confirm the given salt is a hydrous or anhydr...

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  14. Based on the properties of acids, bases and neutral solutions, fill th...

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  15. Substance 'A' : It is produced by non metallic oxide. Substance 'B' ...

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  16. Fill the following of results of reactions between some substances (ac...

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  17. 1) Which of the above substance is a strong acid ? 2) Which of the a...

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  18. Categorize the following as acids, bases, and salts : lemon juice, ...

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  19. Draw a pH scale and label acids, bases and salts on the scale.

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  20. Label the parts in given diagram.

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