In the following sequence :

CH3CH2ClNaCN(i)Ni/H2(ii)acetic anhydride(iii), product (iii) is

(a) CH3CH2CH2NH2

(b) CH3CH2CH2CONHCH3

(c) CH3CH2CH2NHCOCH3

(d) CH3CH2CH2CONHCOCH3

Concept Questions :-

Acid Derivatives, Preparation and Properties
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Carbonyl compounds can generally be converted to hydrocarbons by :

(a) H2/Pt

(b) LiAlH4

(c) N2H4-KOH/

(d) K2Cr2O7-H2SO4

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Which statement about the aldol condensation is correct ?

(a) A Lewis acid is commonly used as a catalyst

(b) The initial step is probably the formation of a carbanion

(c) A Lewis base is employed to induce carbocation formation 

(d) The carbon chain is lengthened through the elimination of 1 mole of water

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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A compound gives a positive test with I2/NaOH and is extracted from benzene by saturated NaHSO3, It may be :

(a) CH3CH24CHO

(b) CH3CH23COCH3

(c) CH3CH2COCH2CH3

(d) CH3CH24CH2OH

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Reactant (A) and (B) is:

(a) Ph-CH2-CH=O + NH2-OH

(b) Ph-CH=O + NH2-OH

(c) Ph-CllO-CH3 + NH2-NH2

(d) Ph-CllO-CH3 + NH2-OH

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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CH3-CllO-OHCaOH2(A)

Product (A) is :

 

 

Concept Questions :-

Carboxylic Acids
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In which of the following compounds the methylenic hydrogens are the most acidic ?

(a) CH3COCH2CH3

(b) CH3CH2COOC2H5

(c) CH3CH2CHCOOC2H52

(d) CH3COCH2CN

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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The presence of unsaturation in organic compounds can be tested with :

(a) Schiff's reagent

(b) Tollen's reagent

(c) Fehling's reagent

(d) Baeyer's reagent

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Compound (A) C6H12O is optically active. Compound (A) give negative Tollens test and positive test with 2-4 dinitro phenyl hydrazine. Identify A.

(a) CH3-CO-CH2-CHCH3l-CH3

(d) CH3-CO-CH2-CH2-CH2-CH3

Concept Questions :-

Preparation & properties of Aldehydes and Ketones
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Concept Questions :-

Preparation & properties of Aldehydes and Ketones
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level: