Alcohols Phenols and Ethers

Q2770 (image question)

In the above reaction, left hand side and right handside rings are named as $'A'$and $'B'$ respectively.They undergo ring expansion. The correct statement for this process is:

'$A$' formed in the above reaction is

In the reaction given below $'B'$is:

Consider the given chemical reaction sequence : Total sum of oxygen atoms in Product A and Product B are _______

0.1 mole of compound ' S ' will weigh _______ g. (Given molar mass in $\(\mathrm{g} \mathrm{mol}^{-1} \mathrm{C}: 12, \mathrm{H}: 1, \mathrm{O}: 16\))

Match List - I with List - II. List-I (Reactants) List-IIProducts (A) Phenol,$\mathrm{Zn}/\Delta\,$ (I) Salicylaldehyde (B) Phenol,$\mathrm{CHCl}_{3},\mathrm{NaOH},\mathrm{HCl}$ (II) Salicylicacid (C)…

Q2771 (image question)

For the given reaction The, total number of possible products formed by tertiary carbocation of $A$ is$\_\_\_\_\_\_\_.$

In the Claisen-Schmidt reaction to prepare, dibenzalacetone from 5.3 g of benzaldehyde, a total of 3.51 g of product was obtained. The percentage yield in this reaction was ______ %.

cannot be prepared by:

In the given reaction the number of $\mathrm{sp}^{2}$ hybridised carbon (s) in compound$'X'$is _______.