Alcohols, Phenols and Ethers

The number of resonance structures for N is

The number of hydroxyl group(s) in Q is

The major product U in the following reactions is

In the following reactions, the major product W is

The reactivity of compound Z with different halogens under appropriate conditions is given below:

Z + X₂ → mono halo substituted derivative when X₂ = I₂; di halo substituted derivative when X₂ = Br₂; tri halo substituted derivative when X₂ = Cl₂.

The observed pattern of electrophilic substitution can be explained by

The acidic hydrolysis of ether (X) shown below is fastest when

The major product in the following reaction is

For the identification of β-naphthol using dye test, it is necessary to use

The product X is

Match the four starting materials (P, Q, R, S) given in List I with the corresponding reaction schemes (I, II, III, IV) provided in List II and select the correct answer using the code given below the lists.

The most suitable reagent for the conversion of $\ce{R-CH2-OH -> R-CHO}$ is :

Sodium phenoxide when heated with $\ce{CO2}$ under pressure at 125°C yields a product which on acetylation produces C.

$$\ce{C6H5ONa + CO2 ->[125^\circ][5 Atm] B ->[H+][Ac2O] C}$$

The major product C would be :

In the reaction,
$$\ce{CH3COOH ->[LiAlH4] A ->[PCl5] B ->[Alc. KOH] C},$$
the product C is :

Which one of the following reactions will not result in the formation of carbon-carbon bond ?

In the hydroboration - oxidation reaction of propene with diborane, $\ce{H2O2}$ and NaOH, the organic compound formed is :

Allyl phenyl ether can be prepared by heating :

The following reaction
$$\ce{C6H5OH + HCl + HCN ->[Anhyd. ZnCl2]}\ \text{2-hydroxybenzaldehyde (salicylaldehyde)}$$
is known as :

Which one of the following statements is not correct ?

$\ce{C6H5-CH2-CH=CH2}$ on mercuration-demercuration produces the major product :

In the Victor-Meyer's test, the colour given by 1°, 2° and 3° alcohols are respectively :