Consider the following statements :

a. CH3 group is o, p-directing group due to hyperconjugation.

b. CCl3 is meta directing group due to reverse hyperconjugation.

c.CCl3  group is meta directing group due to mesomeric effect.

d. CHO group is m-directing group 

Of these statements :

1. a and b are correct

2. a and c are correct

3. a, b and d are correct

4. c and d are correct

Subtopic:  Directive Effect of functional grp |
 69%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which among the following is correctly matched?

1. 

2. 

3. 

4. 

Subtopic:  Reaction Intermediates |
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NEET 2023 - Target Batch - Aryan Raj Singh
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Arrange the reactivity of given compounds in decreasing order for hydrolysis reaction?

a. CH3-C||O-NH2

b. CH3-C||O-Cl

c. CH3-C||O-O-C||O-CH3

d. CH3-C||O-OC2H5

Select the correct answer form the codes given below:

Codes :

1. a b c d

2. b c d a

3. b c a d

4. a d b c

Subtopic:  Directive Effect of functional grp |
 62%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

In which reaction product formation takes place by Saytzeff rule?

1. CH3-CH2-C|BrH-CH3CH3ONa/

2. CH3-C|CH3|OH-CH3conc. H2SO4/

3. CH3-C|CH3|Br-CH3alc. KOH/

4. CF3-CHCl2alc. KOH/

Subtopic:  Hofmann's Elimination & Saytzeff Elimination |
 55%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

Which alcohol is most reactive for dehydrogenation or dehydration?

1. CH3-C|OHH-CH2-NO2

2. CH3-C|OHH-CH2-CHO

3. CH3-C|OHH-CH2-CN

4. CH3-C|OHH-CH2-COCH3

Subtopic:  Directive Effect of functional grp |
 59%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which among the following compounds has minimum pH value?

1. butane

2. 2-butene

3. 1-butyne

4. 2-butyne

Subtopic:  Directive Effect of functional grp |
 59%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

In the given reaction,

C6H5-CC-CH3Na/NH3(l)[X]

[X] will be 

1. 1-phenylpropane

2. 1-phenylpropene

3. trans-1-phenyl propene

4. cis-1-phenylpropene

Subtopic:  Addition Reaction of C=C |
 79%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

In the given reaction,

[X] will be:

(1) 

(2) 

(3) 

(4) 

Subtopic:  Addition Reaction of C=N, C=0 |
 81%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Arrange the reactivity of given compounds in decreasing order for electrophilic addition reaction:

(i)  C6H5-CH=CH2

(ii) C6H5-C|CH3=CH-CH3

(iii) C6H5-C|C6H5=CH-CH3

(iv) H2C=CH-NO2

Select the correct answer from the codes given below:

Codes:

(1) (iv) (i) (ii) (iii)

(2) (iii) (ii) (i) (iv) 

(3) (ii) (iii) (i) (iv)

(4) (ii) (iii) (iv) (i)

Subtopic:  Reaction Intermediates |
 67%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

In which compounds addition reaction will take place according to anti-Markovnikov's rule?

(i) H2C=CH-NO2

(ii) H2C=CH-CHO

(iii) H2C=CH-CN

(iv) CH3-CH=CH2

Select the correct  answer from the codes given below:

Codes:

(1) (i), (ii) and (iii)

(2) (i), (ii) and (iv)

(3) (i) and (ii)

(4) (i) and (iii) 

Subtopic:  Addition Reaction of C=C |
 64%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints