CH₃CO₂C₂H₅ on reaction with sodium ethoxide in ethanol gives A, which on heating in the presence of acid gives B. Compound B is

• CH₃COCH₂COOH

• CH₃COCH₃

• 

• CH₂=C(OC₂H₅)₂

Assertion : Rate of hydrolysis of methyl chloride to methanol is higher in DMF than in water.

Reason : Hydrolysis of methyl chloride follows second order kinetics.

• If both assertion and reason are true and reason is the correct explanation of assertion.

• If both assertion and reason are true but reason is not the correct explanation of assertion.

• If assertion is true but reason is false.

• If both assertion and reason are false.

CH₃-CH₂-Cl $\stackrel{\mathrm{alc}. \mathrm{KOH}}{\to }$ A, the product is :

• CH₃CH₂OK

• CH₃CHO

• CH₃CH₂OCH₂CH₃

• CH₂=CH₂

Which ofthe following is involved in Sandmeyer's reaction ?

• Ferrous salt

• Diazonium salt

• Ammonium salt

• Cupromonium salt

The reaction :

C₂H₅OH $\to$ SOCl₂ $\stackrel{\mathrm{Pyridine}}{\to }$ C₂H₅Cl + SO₂ + HCl is known as :

• Kharasch effect

• Williamson's synthesis

• Darzen's procedure

• Hunsdiecker reaction

Among the following the dissociation constant is highest for

• C₆H₅OH

• C₆H₅CH₂OH

• CH₃C$\equiv$CH

• CH₃NH₃⁺Cl

Assertion : 2-bromobutane on reaction with sodium ethoxide in ethanol gives 1-butene as a major product.

Reason : 1-butene is more stable than 2-butene.

• If both assertion and reason are true and reason is the correct explanation of assertion

• If both assertion and reason are true but reason is not the correct explanation of assertion

• If assertion is true but reason is false

• If both assertion and reason are false.

778.

Assertion : The major products formed by heating C₆H₅CH₂OCH, with HI are C₆H₅CH₂I and CH₃OH.

Reason : Benzyl cation is more stable than methyl cation.

• If both assertion and reason are true and reason is the correct explanation of assertion

• If both assertion and reason are true but reason is not the correct explanation of assertion

• If assertion is true but reason is false

• If both assertion and reason are false.

Assertion : Benzyl bromide when kept in acetone water it produces benzyl alcohol.

Reason : The reaction follows S_N2 mechanism.

• If both assertion and reason are true and the reason is the correct explanation of the assertion.

• If both assertion and reason are true and the reason is not the correct explanation of the assertion.

• If assertion is true but reason is false.

• If both assertion and reason are false.

Assertion : Hydroxyketones are not directly used in Grignard reaction.

Reason : Grignard reagents react with hydroxyl group.

• If both assertion and reason are true and the reason is the correct explanation of the assertion.

• If both assertion and reason are true and the reason is not the correct explanation of the assertion.

• If assertion is true but reason is false.

• If both assertion and reason are false.