Compare the acidic strength of the following acids.
`(a) C - C - C - COOH`
`(b) C = C - C - COOH`
`(c ) C -= C - C - COOH`

The decreasing order of acidic strength for following acids is (a) CH_3COOH , (b) CH_3CH ClCH_2COOH , (c ) ClCH_2COOH , (d) Cl_2CHCOOH

Which of the following is a stronger acid in each of the following pairs ? (a) CH_2 (Cl ) COOH,CH_2 (F ) COOH " " (b ) CH_2 (Cl) CH_2 CH_2 COOH ,CH_3 COOH , CH_3CH(Cl) CH_2 COOH (c ) CH_3 COOH ,C_6 H_5 CH_2 COOH " " (d ) m-NO_2 C_6 H_4 COOH ,p -NO_2 C_6 H_4 COOH (e ) p-NO_2 C_6 H_4 COOH ,C_6 H_5 COOH " " ( f ) m- OHC_6 H_4 COOH,p- OHC _6 H_4 COOH

Compare the acidic character between the pairs : a) CH_2 FCOOH or CH_2 Cl COOH b) CH_3 COOH or CH_2F COOH c) CH_3 COOH or CH_3 CH_2 COOH d) F_3 C (C_6H_4) COOH or H_3C(C_6H_4) COOH

Correct acidic strength of the following carboxylic acids A) C_(6) H_(5) COOH B) o-NO_(2) (C_(6) H_(4)) COOH C) p- NO_(2) (C_(6) H_(4)) COOH D) m- NO_(2) (C_(6) H_(4)) COOH

Compare the acidic character between the pairs : F_(3) C(C_(6) H_(4)) COOH or H_(3) C (C_(6) H_(4)) COOH

Correct order of relative rates of esterfication of the following acids with MeOH is : Me-COOH " " nPr-COOH " " Me_(3)C-COOH " " Et_(3)C-COOH

Consider the acidity of the carboxylic acids: (a) PhCOOH (b) o-NO_(2) C_(6) H_(4) COOH (c) m-NO_(2) C_(6) H_(4) COOH (d) p-NO_(2) C_(6) H_(4) COOH Which of the following is the strongest acid and why?