Ether and benzene can be separated by:-

(1) Filtration

(2) Distillation

(3) Crystallization

(4) Sublimation

Subtopic:  Alcohols: Preparation & Properties |
 75%
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Primary alcohols can be obtained from the reaction of the RMgX with:

1. HCHO                       2. H2O

3. CO2                          4. CH3CHO

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 80%
From NCERT
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Consider the following reaction, 

Ethanol PBr3XAlc.KOHY(ii)H2O, heat(i) H2SO4, room temperatureZ

The product Z is

1. CH2=CH2

2. CH3CH2OCH2CH3

3. CH3CH2OSO3H

4. CH3CH2OH

Subtopic:  Alcohols: Preparation & Properties |
 60%
From NCERT
AIPMT - 2009
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Glycol condenses with ketones to give:

1. cyclic acetals                   2. cyclic ketals

3. acetaldehyde                   4. oxalic acid

Subtopic:  Alcohols: Preparation & Properties |
 76%
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 CH3-CH2-CH2OH160-180°Cconc. H2SO4XBr2Y2. NaNH21. Alc. KOHZ

 'Z'  in the above series is -

Subtopic:  Alcohols: Preparation & Properties |
 72%
From NCERT
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Ethyl propanoate on reduction with LiAlH4 yields:

1. methanol

2. ethanol and propanol

3. propane

4. mixture of ethanol and methanol

Subtopic:  Ethers: Preparation & Properties, Uses |
 83%
From NCERT
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Phenol does not react with: 

(a) Na2CO                                (b) NaOH

(c) NaHCO3                                 (d) KOH

Subtopic:  Phenols: Preparation & Properties |
 66%
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Which alcohol is most acidic?

1. Methanol                               

2. Ethanol

3. Isopropyl alcohol                     

4. t-butyl alcohol

Subtopic:  Alcohols: Preparation & Properties |
 76%
From NCERT
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An alcohol on oxidation is found to give CH3COOH and CH3CH2COOH. The alcohol is:

1. CH3CH2CH2OH

2. (CH3)2C(OH)CH2CH3

3. CH3(CH2)2CHOH

4. CH3CH(OH)CH2CH2CH3

Subtopic:  Alcohols: Preparation & Properties |
 72%
From NCERT
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Propene, CH3-CH=CH2 can be converted into 1-propanol by oxidation. Indicate which set of reagents amongst the following is ideal to affect the above conversion?                         

1. KMnO4 (alkaline)

2. Osmium tetroxide (OsO4/CH2Cl2)

3. B2H6 and alk H2O2

4. O3/Zn

Subtopic:  Alcohols: Preparation & Properties |
 83%
From NCERT
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