MCQ
$2-$ pentanone can be distinguished from $3-$ pentanone by the reagent
- A$2, 4-$ dinitrophenyl hydrazine
- BTollens reagent
- ✓$I_2$ and dil. $NaOH$
- D$NaHSO_3$
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| List $-I$ | List $-II$ |
| $(A)$ Benzaldehyde | $(i)$ Phenolphthalein |
| $(B)$ Phthalic anhydride | $(ii)$ Benzoincondensation |
| $(C)$ Phenyl benzoate | $(iii)$ Oil of wintergreen |
| $(D)$ Methyl salicylate | $(iv)$ Friesre arrangement |
Which response contains all the correct statement about this process ?
$(1)$ Dehydration $(2)\, E_2$ mechanism
$(3)$ Carbon skeleton migration $(4)$ Most stable alkene will form
$(5)$ Single-step reaction