Which one is most reactive towards S_N1 reaction?

• C₆H₅CH(C₆H₅)Br

• C₆H₅CH(CH₃)Br

• C₆H₅C(CH₃)(C₆H₅)Br

• C₆H₅C(CH₃)(C₆H₅)Br

In the following reaction,  the product 'X' is

• C₆H₅CH₂OCH₂C₆H₅

• C₆H₅CH₂OH

• C₆H₅CH₃

• C₆H₅CH₃

Which of the following reactions is an example of nucleophilic substitution reaction?

• RX + KOH → ROH + KX

• 2RX + 2Na → R- R 

• RX + H₂ → RH + HX

• RX + H₂ → RH + HX

Consider the following reaction,



the product Z, is

• CH₂ = CH₂

• CH₃CH₂-O-CH₂-CH₃

• CH₃-CH₂-O-SO₃H

• CH₃-CH₂-O-SO₃H

Benzene reacts with CH₃Cl in the presence of anhydrous AlCl₃ to form

• toluene

• chlorobenzene

• benzylchloride

• benzylchloride

In an S_N2  substitution reaction of the type which  one of the followings has the highest relative rate?

• CH₃-CH₂-CH₂Br

• CH₃-CH(CH₂)-CH₂Br

• CH₃C(CH₃)₂CH₂Br

• CH₃CH₂Br

Predict the product C obtained in the following reaction of butyne - 1.

669.

Consider the following compounds:



The correct decreasing order of their reactivity towards hydrolysis is;

• (ii) >(iv) > (iii) > (i)

• (i) > (ii) > (iii) > (iv)

• (iv) > (ii) > (i) > (iii)

• (iv) > (ii) > (i) > (iii)

Ethylene oxide when treated with Grignard reagent yields:

• Secondary alcohol

• tertiary alcohol

• cyclopropyl alcohol

• cyclopropyl alcohol