Identify the compound Y in the following reaction.

1. 

2. 

3. 

4. 

Subtopic:  Chemical Properties |
 85%
From NCERT
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Toluene reacts with a halogen in the presence of iron (III) chloride giving ortho and para halo compounds. The reaction is

1.  Electrophilic elimination reaction

2.  Electrophilic substitution reaction

3.  Free radical addition reaction

4.  Nucleophilic substitution reaction

Subtopic:  Haloarenes: Directive Influence of Halogen |
 82%
From NCERT
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The most suitable reagent for the following conversion is:

\(\begin{align} CH_3CH_2CH_2CH_3 \rightarrow\ & CH_3CH_2CH_2CH_2Cl\ +\ \\ & CH_3CH_2CHClCH_3\end{align} \)

1. Cl2/UV light

2. NaCl + H2SO4

3. Cl2 gas in dark

4. Cl2 gas in the presence of iron in dark

Subtopic:  Chemical Properties |
 82%
From NCERT
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Arrange the following compounds in the increasing order of their densities:

     (i)     (ii)     (iii)    (iv)


1.  (i) <(ii) < (iii) <(iv) 

2.  (i) < (iii) < (iv) <(ii) 

3.  (iv) < (iii) < (ii) <(i) 

4.  (ii) < (iv) < (iii) < (i) 

Subtopic:  Chemical Properties |
 77%
From NCERT
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Arrange the following compounds in increasing order of their boiling points.

 

(i)
(ii) \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br}\)
(iii)

1.  (ii) < (i) < (iii) 

2.  (i) <(ii) <(iii) 

3.  (iii) <(i) <(ii) 

4.  (iii) < (ii) <(i) 

Subtopic:  Chemical Properties |
 84%
From NCERT
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Compound(s) among the following with an asterisk (*) asymmetric carbon is/are:

1.  (a), (b), (c), (d)
2.  (a), (b), (c)
3.  (b), (c), (d)
4.  (a), (c), (d)

Subtopic:  Isomerism & Chirality |
 83%
From NCERT
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Which of the following is an enantiomer of the given molecule?
 

1.  2.
3. 4.
Subtopic:  Isomerism & Chirality |
 58%
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Which of the following is an example of vic-dihalide?

1.  Dichloromethane
2.  1, 2-dichloroethane

3.  Ethylidene chloride
4.  Allyl chloride

Subtopic:  Introduction and Physical Properties |
 83%
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The position of Br in the compound in  CH3CH=CHC(Br)(CH3)2 can be classified as ..........

1. Allyl 

2. Aryl 

3. Vinyl 

4. Secondary

Subtopic:  Introduction and Physical Properties |
 83%
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Chlorobenzene is formed by the reaction of chlorine with benzene in the presence of AlCl3. Which of the following species attacks the benzene ring in this reaction?

1.  Cl-     

2.  Cl+       

3.  AlCl3      

4.  AlCl4-

Subtopic:  Haloarenes: Directive Influence of Halogen |
 71%
From NCERT
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