Addition of OsO4 to cyclopentene generates:
(1) Achiral product

(2) Racemic product

(3) Meso product

(4) Optically active product

Subtopic:  Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
 58%
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The major product of the following reaction is:

CH3-CH=CH2 + HBr (C6H5CO)2O2

1.  CH3-CH2-CH2-Br

2.  CH3CH(Br)-CH3

3.  BrCH2-CH=CH2

4. 

Subtopic:  Aliphatic Hydrocarbon - Methods of Preparation |
 74%
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Which series of reactions will achieve the following transformation?

1                          2   

(a) Cl2/CCl4         Br2                           

(b)   HBr             Cl2/CCl4

(c) Cl2/CCl4         NBS/hv                     

(c)   NBS/hv        Cl2/CCl4

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 57%
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The principal organic product formed in the reaction given below is:-

CH2=CH(CH2)8COOH+HBr→...
                                  peroxide

1. CH3-CHBr(CH2)8COOH

2. CH2=CH(CH2)8COBr

3. CH2BrCH2(CH2)8COOH

4. CH2=CH(CH2)7CHBrCOOH

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 78%
From NCERT
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When 2-butyne is treated with H2 Pd-BaSO4, the product formed will be:

1. cis-2-Butene

2. trans-2-Butene

3. 1-Butene

4. 2-Hydroxy butane

Subtopic:  Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
 81%
From NCERT
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 PtH2 ?

The product of the reaction is :

(1) Racemic
(2) Diastereomers
(3) Meso
(4) Pure enantiomers

Subtopic:  Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
 50%
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 cis-2-butene PeroxideHBrProduct of the reaction is :


(1) Racemic

(2) Diastereomer

(3) Meso

(4) E and Z isomer

 

Subtopic:  Aliphatic Hydrocarbon - Methods of Preparation |
 59%
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      (a)                                  (b)

the correct relation of rate of reaction towards reduction using (H2/Pt):

1.  a>b

2. a=b

3. b>a

4. Reduction is not possible

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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Product; Product is:

MCPBA Metachloroperbenzoic acid

1. 

2. 

3. 

4. 

Subtopic:  Aliphatic Hydrocarbon - Methods of Preparation |
 68%
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  (2) H2O2HO-BH3; THF (A)  ; Product of the reaction is:

1. 
2. 
3. 
4. 

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 61%
From NCERT
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