MCQ
Among the following acids which has the lowest $pKa$ value
- A$C{H_3}COOH$
- ✓$HCOOH$
- C${(C{H_3})_2}CH - COOH$
- D$C{H_3}C{H_2}COOH$
✓
Answer
Correct option: B.
$HCOOH$
b
(b)${K_a} \propto \frac{1}{{p{K_a}}}$; The value of ${K_a}$ is highest for $HCOOH$.
(b)${K_a} \propto \frac{1}{{p{K_a}}}$; The value of ${K_a}$ is highest for $HCOOH$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
An optically active compound $'X'$ having molecular formula $C_4H_8O_3$ it evolves $CO_2$ with $NaHCO_3.\,'x'$ on treatment with $LiAlH_4$ gives achiral compound then $'x'$ is
→In the following sequence of reactions, what is $D$
→image $\xrightarrow{{[O]}}A\xrightarrow{{SOC{l_2}}}B\xrightarrow{{Na{N_3}}}C\xrightarrow{{{\text{Heat}}}}D$
The $\text{EMF}$ of a galvanic cell is determined by using a:
→Which of the following reaction is called Schotten Baumann reaction?
An effective atomic number of $Co(CO)_4$ is $35$ and hence is less stable. It attains stability by
→In a solid lattice, the cation has left a lattice site and is located at interstitial position, the lattice defect is $.....:$
→$RCOCl + 2M{e_2}NH \to A + M{e_2}\mathop {N{H_2}C{l^ - }}\limits^{ + \,\,\,\,\,\,\,\,\,\,\,\,\,\,} $ Here $A$ is
→Which of following is/are product of given reaction?
What is the $\text{IUPAC}$ name of the following compound$?\ \ce{CH_3−CH_2−CH_2−OH}$
→Consider the above reaction and predict the major product.
