Class 12Chemistry8-2.Carboxylic acids and Their derivativeProperties of Carboxylic Acids and Their Derivatives
MediumThe $pK_a$ values of four carboxylic acids are given below. Identify the weakest carboxylic acid.
- A$4.89$
- B$1.28$
- C$4.76$
- D$2.56$
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Similar Questions
Carboxylic acids are more acidic than phenol and alcohol because of
Medium
View SolutionWhich acid has the least $pK_a$ value?
Medium
View SolutionDecarboxylation of malonic acid gives:
The order of strengths of the following carboxylic acids is:
$(i)$ $CH_3-CH_2-COOH$
$(ii)$ $CH_3-COOH$
$(iii)$ $C_6H_5-COOH$
$(iv)$ $C_6H_5-CH_2-COOH$
$(i)$ $CH_3-CH_2-COOH$
$(ii)$ $CH_3-COOH$
$(iii)$ $C_6H_5-COOH$
$(iv)$ $C_6H_5-CH_2-COOH$
Arrange the following compounds in increasing order of their $pK_{a}$ values:
$(a)$ $p$-nitrobenzoic acid
$(b)$ $p$-methoxybenzoic acid
$(c)$ $p$-nitrophenol
$(d)$ benzoic acid
$(a)$ $p$-nitrobenzoic acid
$(b)$ $p$-methoxybenzoic acid
$(c)$ $p$-nitrophenol
$(d)$ benzoic acid
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