In the following series of reactions the major products P and S are respectively.

$\stackrel{{\mathrm{Br}}_2/\mathrm{hv}}{\to }\left(P\right)\stackrel{tBu{O}^{⊝}}{\to }\left(Q\right)\underset{\underset{}{\left(ii\right)Th{O}_2,∆/\left(iii\right)alc.KOH}}{\overset{\left(i\right)HOBr/H^{+}}{\to }}\left(R\right)\underset{\underset{}{\left(ii\right)Th{O}_2,∆/\left(iii\right)alc.KOH\mathit{,}\mathit{∆}}}{\overset{\left(i\right)HOBr/H^{+}}{\to }}\left(S\right)$

1. 

2. 

3. 

4. 

The most appropriate major product of the followning sequence of reactions would be

(1)
(2)
(3)
(4)

Compound 'P' of the following reaction swequence can be

(1)
(2)
(3)
(4)

The alkene limonene has the following structure, , C₁₀H₁₆

Which product results from the reaction of limonene and 1 molar equivalent chlorine water?

(1)
(2)
(3)
(4)

The end product 'W' in the follownign sequence of reactions is :

1.
2.
3.	$\mathrm{Ph}-{\mathrm{CH}}_2-\mathrm{O}-{\mathrm{CH}}_2-{\mathrm{CH}}_2-\mathrm{Ph}$
4.

Which of the following corrently represents tthe rate of acid–catalysed hydration of followning alkenes.

(1) III > I > II > IV

(2) IV > III > II > I

(3) I > II > III > IV

(4) IV > III > II > I

The most stable conformation of the product of the following reaction is:

1.		2.
3.		4.

In the given reaction, $\stackrel{{\mathrm{B}}_2{\mathrm{H}}_6,\mathrm{THF}}{\to }\stackrel{H_2{O}_2,NaOH}{\to }\stackrel{TSCl}{\to }\stackrel{t-Bu{O}^{-}{K}^{+}}{\to }\left(Y\right)$

The product 'Y' is

(1) A positional isomer of X

(2) Identical to X

(3) Chain isomer of X

(4) An oxidation product of X.

Which of the following compouinds would liberate two moles of methane when treated with methyl magnesium bromide?

(1)
(2)
(3)
(4)

The best yield of product 'X' can be obtained by using which one of the following sequence of reagents and reactants

(1)
(2)
(3)
(4)