Select the best indicator from the given table for titration of 20 mL of 0.02 M `CH_(3)COOH
Channel: Doubtnut
Date: 2020-04-19

Select the best indicator from the given table for titration of 20 mL of 0.02 M `CH_(3)COOH with 0.02 M NaOH. Given `pK_(a)` `(CH_(3)COOH)=4.74`   `{:(,"Indicator","pH range"),((I),"Bromothymol blue",6.0-7.6),((II),"Thymolphthalein",9.3-10.5),((III),"Malachite green",11.4-13),((IV),"M-Cresol purple",7.4-90):}`