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What is the relation between K(a)" and "...

What is the relation between `K_(a)" and "pK_(a)` value of carboxylic acid ?

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Higher the `K_(a)` value stronger is the acid. Higher the `pK_(a)` value, weaker is the acid.
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Amino acid glycine (NH_(2)-CH_(2)-COOH) exists as a zwitter ion in aq. Solution. The K_(a) and K_(b) values of glycine are 1.6xx10^(-10)(Pk_(a)=9.8) and 2.5xx10^(-12)(pk_(b)=11.6) respectively. The K_(a) and K_(b) values are for zwitter ion of Amino acid with following strctures [NH_(3)^(+)-CH_(2)-COO^(-)] What is the K_(b) for -NH_(2) group in glycine?

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DINESH PUBLICATION-CARBOXYLIC ACIDS -ASSIGNMENT
  1. Write the IUPAC name of

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  2. Write the structural formulae and give IUPAC names of the following : ...

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  3. What is the relation between K(a)" and "pK(a) value of carboxylic acid...

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  4. Acetic acids exists in dimer state in benzene due to

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  5. Why is benzoic acid a stronger acid than acetic acid ?

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  6. The product formed during Hell-Volhard-Zelinsky reaction is

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  7. Arrange the following in decreasing order of boiling point. (i) CH(3...

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  8. Explain the following about acetic acid (i) Its boiling point is hig...

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  9. What happens when : (i) Sodium acetate is heated with soda lime (i...

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  10. Complete the following : (i) CH(3)COOHoverset(P//B(2))rarr , (ii) CH...

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  11. Arrange the following in decreasing order of acidic strength

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  12. How will your prepare teriary butyl alcohol from acetic acid ?

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  13. Complete the missing links in the following :

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  14. (a) How will you prepare benzoic acid (i) from ethyl benzene (ii) ...

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  15. Explain giving reasons each of the following : (i) Chloroacetic acid...

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  16. Write short notes on : (i) Kolbe's electrolysis (ii) H.V.Z. reaction...

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  17. How will your convert : (i) Propionic acid to acetic acid (ii) Acety...

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  18. Give chemical tests to distinguish between : (i) Benzoic acid and ph...

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  19. Justify : Trichloroacetic acid is a stronger acid than dichloroaceti...

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  20. (a) Describe the preparation of acetic acid from acetylene. How can th...

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