MCQ
Highest value of $pK_b$ will be of :
- ✓$NH_3$
- B$(CH_3)_2NH$
- C$(CH_3)_3N$
- D$CH_3NH_2$
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| $LIST-I$ $($Compound$)$ |
$LIST-II$ $($Uses$)$ |
||
| $A.$ | Iodoform | $I.$ | Fire extinguisher |
| $B.$ | Carbon tetrachloride |
$II.$ | Insecticide |
| $C.$ | $CFC$ | $III.$ | Antiseptic |
| $D.$ | $DDT$ | $IV.$ | Refrigerants |
when $\underset{(i)}{\mathop{\gamma =C{{H}_{3}}CO_{2}^{-},}}\,\,\,\,\,\,\underset{(ii)}{\mathop{Cl-C{{H}_{2}}-CO_{2}^{-},}}\,\,\,\,\,\,\,\underset{(iii)}{\mathop{Ph-SO_{3}^{-}}}\,$