Which of the following statements about alkyl halides is correct?
1. They show H-bonding. 2. They are soluble in water.
3. They are soluble in organic solvents. 4. They do not contain any polar bond.

Subtopic:  Introduction and Physical Properties |
 72%
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Sodium ethoxide reacts with ethyl iodide to yield:

1. CH3CH3                               2. C2H5OCH3

3. C2H5OC2H5                          4. none of these

Subtopic:  Introduction and Physical Properties |
 88%
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The set of reagents used to produce freon (CCl2F2) are:

1. C + F2 + Cl
2. CH3Cl + F
3. \(CCl_4 + HF \ \xrightarrow[]{SbCl_5} \)
4.  CCl4 + F2  →

Subtopic:  Iodoform, Freons & DDT |
 57%
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What causes an alkyl iodide to darken on standing?

1. Hydrolysis                         

2. Conversion into ether

3. Liberation of iodine             

4. Formation of alkanes

Subtopic:  Introduction and Physical Properties |
 71%
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In the following sequences of reactions;

CH3CH2CH2I →KOH(alc.)(A)→Br2(B)→NaNH2/NH3(C) the end product (C) is:

1. alkene

2. alkanol

3. alkyne

4. alkyl amine

Subtopic:  Introduction and Physical Properties |
 61%
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PCI5 reacts with propanone to give:

1. gem-Dichloride

2. vic-Dichloride

3. Propanal

4. Propane chloride

Subtopic:  Introduction and Physical Properties |
 59%
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Identify (Z) in the following reaction series,

C2H5IKOHAlcoholic  (x) Br2 (Y) KCN(Z):

1. CH3-CH2-CN

2. CH2|CN-CH2|CN

3. CH2|Br-CH2|CN

4. CH|Br=CH|CN

Subtopic:  Mechanism of Reactions |
 65%
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Identity ‘Z’ in the following reaction series,
                      aq. NaOH Al2O3(Heat) HOCl
CH3.CH2CH2Br→  (X)    →   (Y) →(z)

1. Mixture of
CH3-CH-CH2 and CH3-CH-CH2
           l     l                l     l
         Cl    Cl              OH Cl

2. CH3-CH-CH2
              l       l
             OH   Cl

3. CH3-CH-CH2
              l      l
             Cl   OH

4. CH3-CH-CH2
               l     l
              Cl   Cl

Subtopic:  Mechanism of Reactions |
 68%
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A compound A of formula C3H6Cl2 on reaction with alkali can give B of formula C3H6O or C of formula C3H4. B on oxidation gave a compound of the formula C3H6O2. C with dilute H2SOcontaining Hg2+ ion gave D of formula C3H6O, which with bromine and NaOH gave the sodium salt of C2H4O2. Then A is:

1. CH3CH2CHCl2
2. CH3CCl2CH3
3. CH3CHClCH2Cl
4. CH2ClCH2CH2Cl

Subtopic:  Mechanism of Reactions |
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Which chloro derivative of benzene among the following would undergo hydrolysis most readily with aqueous NaOH to furnish the corresponding hydroxy derivative?

1. 

2. 

3. 

4. C6H5Cl

Subtopic:  Mechanism of Reactions |
 76%
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