Match the following acids with their respective $pK_a$ values:
Acid$pK_a$
$(i)$ Phenol$a. 10$
$(ii)$ $p-$Nitrophenol$b. 7.1$
$(iii)$ Ethyl alcohol$c. 16$
$(iv)$ Picric acid$d. 0.78$

  • A
    $i-c, ii-d, iii-a, iv-b$
  • B
    $i-a, ii-b, iii-c, iv-d$
  • C
    $i-b, ii-a, iii-d, iv-c$
  • D
    $i-d, ii-c, iii-b, iv-a$

Explore More

Similar Questions

Identify the major products $P$,$Q$,and $R$ in the following sequence of reaction:
$\text{Benzene} + CH_3CH_2CH_2Cl$ $\xrightarrow{\text{Anhydrous } AlCl_3} P$ $\xrightarrow[(ii) H_3O^+/\Delta]{(i) O_2} Q + R$

In the given reaction,the compound $C$ is:
$C_6H_5OH$ $\xrightarrow{NaOH} (A)$ $\xrightarrow{CO_2, 140 \ ^oC, (4-7 \ atm)} (B)$ $\xrightarrow{HCl} (C)$

Difficult
View Solution

Which of the following compounds is least likely to give effervescence of $CO_2$ in the presence of aqueous $NaHCO_3$?

The major product of the following reaction sequence is:
Aniline $\xrightarrow[(i) NaNO_2, HCl, 273-278K]{(ii) H_2O, warm} \text{Product}$ $\xrightarrow[(iv) NaOH]{(iii) Br_2, (excess)} \text{Product}$ $\xrightarrow{(v) CH_3I} \text{Final Product}$

Identify the missing reagent in the following reaction:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo