Which one of the following compounds on treatment with LiAlH4 will give a product that will give a positive iodoform test?

1. CH3CH2CHO                             

2. CH3CH2COOCH3

3. CH3CH2OCH2CH                     

4. CH3COCH3

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:


Aldehydes and ketones will not form crystalline derivatives with                   

1. sodium bisulphite

2. phenyl hydrazine

3. semicarbazide hydrochloride

4. dihydrogen sodium phosphate

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:


Oxalic acid on treatment with conc. H2SO4 gives:

1. CO + H2O2                           

2.  H2O +CO+CO2

3. HCOOH + CO2                       

4.  HCOOH + CO2 +O2

Concept Questions :-

Carboxylic Acids
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Benzene sulphonic acid on treating with P2O5 gives:

(a) salicylic acid                            (b) benzoic acid

(c) acid anhydride                         (d) sodium benzoate

 

Concept Questions :-

Carboxylic Acids
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The IUPAC name of crotonaldehyde is:

(a) propenal                                 (b) but-2-en-l-al

(c) butan-2-en-l-al                        (d) none of these

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:


The IUPAC name of the CH3COCH(CH3)2 is:

(a) 4-methyl isopropyl ketone

(b) 3-methyl-2-butanone

(c) isopropylmethyl ketone

(d) 2-methyl-3-butanone

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:


The IUPAC name of tartaric acid is:

(a) 2,3-dihydroxy butane-1-4-dicarboxylic acid

(b) 1,4-dihydroxy butane-2-3-dioic acid

(c) butane-1 4-dicarboxylic acid

(d) none of the above

Concept Questions :-

Carboxylic Acids
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Cyanohydrin of which compound gives lactic acid on hydrolysis?

1. Acetone                                 

2. Acetaldehyde

3. Propanal                                 

4. HCHO

Concept Questions :-

Nucleophillic Addition, Reactivity of Alpha Hydrogen in Aldehydes with Uses
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following is the strongest acid?

(a) HCOOH (pKa 3.77)

(b) C6H5COOH (pKa 4.22)

(c) CH3COOH (pKa 4.71)

(d) CH3CH2COOH (pKa 4.88)

Concept Questions :-

Carboxylic Acids
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following would produce secondary alcohol?

(a) C6H5COCH32. H+1. CH3MgBr

(b) C6H5COCH32. H+1. LiAlH4

(c) C6H5CHO2. H+1. CH3MgBr

(d) C6H5CHO2. H+1. LiAlH4

 

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: