MCQ
Methylated spirit is
- AMethanol
- ✓Methanol $+$ ethanol
- CMethanoic acid
- DMethanamide
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Reason : Conc. $HNO_3$ reacts with metal and first produces a metal nitrate and nascent hydrogen. The nascent hydrogen then further reduces $HNO_3$ to $NO_2$.
Product $(B)$ of above reaction

The correct decreasing order of enthalpies of reaction for producing carbocation is
|
Exp. |
$[A]_0$ |
$[B]_0$ |
Initial rate |
|
$(1)$ |
$0.012$ |
$0.035$ |
$0.10$ |
|
$(2)$ |
$0.024$ |
$0.070$ |
$0.80$ |
|
$(3)$ |
$0.024$ |
$0.035$ |
$0.10$ |
|
$(4)$ |
$0.012$ |
$0.070$ |
$0.80$ |