In the dehydration reaction,
    CH3CONH2P2O5CH3CN,
the hybridization state of carbon changes from:

(1) sp3 to sp2

(2) sp to sp

(3) sp2 to sp

(4) sp to sp3

Subtopic:  conversion chart for n to n carbon |
 85%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The reagent used in dehydrohalogenation process is:

(1) alcoholic KOH

(2) NaNH2

(3) C2H5ONa

(4) all of these

Subtopic:  conversion chart for n to n carbon |
 74%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The reaction, CH2=CHCHOHXgives:

(1) CH3CHXCHO

(2) CH2XCHCHO

(3) CH2=CHCHX2

(4) none of these

Subtopic:  Differentiation of Organic Compound |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The reagent used in dehalogenation process is:

1. KOH alc.

2. Zn dust+ alc.

3. Na

4. KOH(aq)

Subtopic:  conversion chart for n to n carbon |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

An unknown compound A has a molecular formula C4H6. When A is treated with excess of Br2 a new substance B with formula C4H6Br4 is formed. A forms a white ppt. with ammoniacal silver nitrate solution. A may be-

1. But-1-yne

2. But-2-yne

3. But-1-ene

4. But-2-ene

Subtopic:  Differentiation of Organic Compound |
 63%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The appropriate reagent for the following transformation,

  is :

 

(1) Zn(Hg),HCl

(2) NH2NH2, OH-

(3) H2/Ni

(4) NaBH4

Subtopic:  Differentiation of Organic Compound |
 61%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which compound would give 5-keto-2-methyl hexanal upon ozonolysis?

1. 2.
3.

Subtopic:  Aldehydes & Ketones |
 67%
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NEET 2023 - Target Batch - Aryan Raj Singh
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The reduction of an alkyne to alkene using Lindlar's catalyst results into:

(1) cis-addition of hydrogen atoms

(2) trans-addition of hydrogen atoms

(3) a mixture obtained by cis- and trans-additions of hydrogen which are in equilibrium with each other

(4) a mixture obtained by cis- and trans-additions of hydrogen atoms which are not in equilibrium with each other.

Subtopic:  Differentiation of Organic Compound |
 66%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Identify Z in the sequence,

CH3-CH2-CH=CH2HBr/H2O2YC2H5O--Na+Z:

1. CH3-CHICH3-CH2-O-CH2-CH3

2. CH3-CH2-CHICH3-CH2-O-CH2-CH3

3. CH3-(CH2)3-O-CH2-CH3

4. CH3-(CH2)4-O-CH3

Subtopic:  Ascending and Descending Series |
 73%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Acetylene can be converted to higher alkyne using the following sequence of reactions:

(1) Na,RX

(2) RMg X,R X

(3) either of these two

(4) none of these

Subtopic:  Ascending and Descending Series |
 55%
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NEET 2023 - Target Batch - Aryan Raj Singh
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