Arrange the following compounds in increasing order of their acid strength :
Benzonic acid 4- nitrobenzoic acid , 3,4-dinitrobenzoic acid , 4- Methoxybenzoic acid .

(a) Give chemical tests to distinguish between the following pairs of compounds: (i) Ethanal and Propanone. (ii) Pentan-2-one and Pentan-3-one. (b) Arrange the following compounds in increasing order of their acid strength: Benzoic acid, 4- Nitrobenzoic acid, 3,4-Dinitrobenzoic acid, 4- Methoxybenzoic acid.

Arrange the following compounds in decreasing order of their acidic strength.

Arrange the following compounds in increasing order of acidity :

Arrange the following compounds in increasing order of acid strength

Arrange the following compounds in increasing order of acidic strength 2, 4-dinitrobenzoic acid, 4-methoxybenzoic acid, 4-nitrobenzoic acid.

The correct increasing order of the acid strength of benzoic acid (I),4-nitrobenzoic acid (II),3,4-dinitrobenzoic acid (III) and 4-methoxybenzoic acid (IV) is

(a) Arrange the following in an increasing order of their indicated property. (i) Benzoic acid ,4- Nitrobenzoc acid ,3,4 - Dinitrobenzoic acid, 4- Methoxybenzoic acid (acid strength) (ii) CH_(3)CH_(2)CH(Br)COOH,CH_(3)CH(Br)CH_(2)COOH , (CH_(3))_(2)CHCOOH,CH_(3)CH_(2)CH_(2)COOH (acid strength) (b) How would you bring about the following conversions : (i) Propanone to propene (ii) Benzoic acid to Benzaldehyde (iii) Bromobenzene to 1- phenylethanol

Arrange the following acids in the decreasing order of the acidic strenght.