Reagent to carry out above conversion,P,Q,R respectively are:

(a) H2C=CH-CH2-Br,(HOθ),[HOθ,], Wacker-process

(b) H2C=CH-CH2-Br(HOθ), Wacker-process, HOθ,

(c) Wacker process, H2C=CH-CH2-Br(HOθ),HOθ()

(d) Wacker process,HOθ(), H2C=CH-CH2-Br(HOθ)

 

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Above compounds can be differentiated by following reagent:

(a) 2-4 DNP (Brady reagent)

(b) Tollen's reagent

(c) Lucas reagent

(d) NaHSO3

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Product (D) will be :

 

Concept Questions :-

Nucleophillic Addition, Reactivity of Alpha Hydrogen in Aldehydes with Uses
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Product (B) in this reaction is :

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Ph-CllO-CH3HClNaNO2(A)heatAC2O(B)H3O+(c)

Product (C) of the above reaction is :

(a) Ph-CO2H

(b) Ph-CllO-CO2H

(c) Ph-CllO-CllO-H

(d) Ph-CllO-CO2H

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Product (B) of the reaction is :

(a) Ph-CH2-NO2

(b) Ph-CH2-ONO

(c) Ph-CHO

(d) Ph-O-N=O

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Reactant (A) in this reaction is : 

 

 

  (d) Both (b) and (c)

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Correct order of reactivity of following compounds towards Grignard reagent ?

CH3-CllO-H           (I)          H-CllO-H      (II)

(a) I > II >III

(b) II > I > III

(c) II > III > I

(d) I > III > I

Concept Questions :-

Nucleophillic Addition, Reactivity of Alpha Hydrogen in Aldehydes with Uses
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What reagent and/or reaction conditions would you choose to bring about the following conversion?

(a) 1. LiAlH4, 2. H2O

(b) H2O, H2SO4, heat

(c) H2O, NaOH, heat

(d) PCC, CH2Cl2

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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The above reduction can be best carried out by:

1. Clemmensen reduction

2. Wolff-Kishner reduction

3. NaBH4

4. None of these

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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