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What is meant by common ion effect ?^(**...

What is meant by common ion effect `?^(**"**)`

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ICSE-EQUILIBRIUM -SHORT ANSWER TYPE QUESTIONS
  1. The dissociations constant (Kb) " for " NH3 ,CH3NH2, (CH2)2 NH and (...

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  2. Sort out the Lewis acids and Lewis bases among the following: Cl...

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  3. Why is pure water neutral although it contains H3O^(+) ions?

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  4. What do you understand by pH value and pH scale ? Explain.

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  5. Calculate the pH value of the solution in which the concentration of O...

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  6. What is meant by common ion effect ?^(**"**)

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  7. Why does the pH of an acidic buffer remian constant even when a few ...

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  8. In qualitative analysis. Explain why The cations of group II are pr...

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  9. In salt analysis. Explain why NH4Cl is added before the addition ...

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  10. Can NaOH be used in place of NH4OH to precipitate the cations of gr...

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  11. What is the condition for a salt to get precipitated from its saturat...

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  12. An acidic solution contains both Zn^(2+) and Hg^(2+) ions. Which i...

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  13. What is the principle of selective precipitations ?

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  14. The ionic product of water is 0.11 xx 10 ^(-14) at 273 K. 1.0 xx ...

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  15. Comment on the statement : All Bronsted bases are also Lewis bases ...

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  16. Why does phenolphthalein assume pink colour in alkaline solutions?

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  17. Explain the action of methyl orange on the basis of quinonoid theor...

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  18. Why is an aqueous solution of NH4Cl acidic ?

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  19. Why is the aqueous solution of ammonium acetate neutral ?

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  20. Why do the salts of strong acids and strong bases not undergo hydroly...

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