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Which of the following has the highest p...

Which of the following has the highest `pK_(a)` value?

A

B

C

D

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The correct Answer is:
A
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OP TANDON-CARBOXYLIC ACIDS AND THEIR DERIVATIVES-Objective questions
  1. Malonic acid on heating gives ......... while on decarboxy-lation give...

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  2. Predict the product 'C' in the following chain of the reactions: CH(...

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  3. Which of the following has the highest pK(a) value?

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  4. Which of the following is the most acidic?

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  5. Consider the following compounds, which of these will release CO(2) wi...

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  6. Which of the following has the lowest pK(a) value?

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  7. The cornpound X, in the reaction, Xoverset(CH(3)Mgl)toYoverset("Hydr...

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  8. The most suitable reagent for laboratory prepartion of acetyl chloride...

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  9. When propionic acid is treated with aqueous sodium bicarbonate, CO(2) ...

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  10. Decarboxylation of carboxylic acid takes place:

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  11. A dibasic organic acid (A) on heating gives (B). The compound (B) on s...

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  12. 0.759 g of silver salt of a dibasic organic acid on ignition left 0.46...

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  13. The reagent, which which distinguishes formic acid from acetic acid is...

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  14. Which of the following compounds easily undergoes decarboxylation?

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  15. (A), (B) and (C) are three dicarboxylic acids such that: (A)overset(...

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  16. Products X, Y and Z are respectively:

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  17. CH(3)CH(2)COOHunderset(Delta)overset(Br(2)//RedP)to(A)overset(alc. NH(...

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  18. The correct order of strengths of the carboxylic acids

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  19. Dichlorobenzoic acid overset("Mononitration")toProduct ( only one) . ...

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  20. Consider the acidity of the following carboxylic acids

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