Q.
Given
Acid
$pK_a$
A
$CH_3CO_2H$
i
0.7
B
$CCl_3CO_2H$
ii
0.2
C
$ClCH_2CO_2H$
iii
4.8
D
$F_3CCO_2H$
iv
2.9
| Acid | $pK_a$ | ||
|---|---|---|---|
| A | $CH_3CO_2H$ | i | 0.7 |
| B | $CCl_3CO_2H$ | ii | 0.2 |
| C | $ClCH_2CO_2H$ | iii | 4.8 |
| D | $F_3CCO_2H$ | iv | 2.9 |
Haryana PMTHaryana PMT 2008
Solution:
Acid
$pK_a$
A
$CH_3CO_2H$
i
4.8
B
$CCl_3CO_2H$
ii
0.7
C
$ClCH_2CO_2H$
iii
2.9
D
$F_3CCO_2H$
iv
0.2
| Acid | $pK_a$ | ||
|---|---|---|---|
| A | $CH_3CO_2H$ | i | 4.8 |
| B | $CCl_3CO_2H$ | ii | 0.7 |
| C | $ClCH_2CO_2H$ | iii | 2.9 |
| D | $F_3CCO_2H$ | iv | 0.2 |