Which of the following reagents would distinguish cis-cyclopenta-1, 2-diol from the trans-

isomer?

1. Ozone

2. MnO2

3. Aluminium isopropoxide

4. Acetone

Subtopic:  Differentiation of Organic Compound |
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In following reaction, find out X and Y.

In the reaction,H-CC-H   (ii)CH3CH2Br(I)NaNH2/liq.NH3X             X(ii)CH3CH2Br(i)NaNH2/liq.NH3Y

1. X=2-butyne ; Y=3-hexyne

2. X=2-butyne ; Y=2-hexyne

3. X=1-butyne ; Y=2-hexyne

4. X=1-butyne ; Y=3-hexyne

Subtopic:  Ascending and Descending Series |
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An organic compound X having molecular formula C5H10O yields phenyl hydrazone and

gives negative response to the iodoform test and Tollen's test. It produces n-pentane on

reduction. X could be

1. pentenal

2. 2-pentanone

3. 3-pentanone

4. n-amyl alcohol

Subtopic:  Aldehydes & Ketones |
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Which of the following will not be soluble in sodium hydrogen carbonate?

1. 2, 4,6 - trinitrophenol

2. benzoic acid

3. o-nitrophenol

4. Benzenesulphonic acid

Subtopic:  Differentiation of Organic Compound |
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In a reaction,

A is 

1. HgSO4/H2SO4

2. Cu2Cl2

3. H3PO2 and H2O

4. H+/H2O

Subtopic:  Aromatic Conversion |
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In the following sequence of reactions,

 CH3-Br KCNAH3O+BetherLiAlH4C

the end product C is

1. acetone

2. methane

3. acetaldehyde

4. ethyl alcohol

Subtopic:  Ascending and Descending Series |
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CH3CHO and C6H5CH2CHO can be distinguished chemically by

1. Benedict test

2. iodoform test

3. tollen's reagent test

4. Fehling solution test

Subtopic:  Aldehydes & Ketones |
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In a set of reactions, m-bromobenzoic acid gave a product D. Identify the product D.

SOCl2BNH3CBr2NaOHD

1. 

2. 

3. 

4. 

Subtopic:  Aromatic Conversion |
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What is the product obtained in the following reaction?

 

Subtopic:  Aromatic Conversion |
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Which one is a nucleophilic substitution reaction among the following?

(a) RCHO + R'MgXR-CH-R'IOH

(b) CH3-CH2-CH-CH2BrICH3+NH3CH3-CH2-CHI-CH3CH2NH2

(c) CH3CHO+HCNCH3CH(OH)CN

(d) CH3-CH=CH2+H2OH+ CH3-C|OHH-CH3

 

 

Subtopic:  Ascending and Descending Series |
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