Ether fire can be extinguished by:

(1) sand

(2) pyrene

(3) CO2

(4) all of these

Subtopic:  Ethers: Preparation & Properties, Uses |
 77%
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Phenol is:

1. a stronger base than NH3

2. an acid stronger than carbonic acid

3. an acid weaker than carbonic acid

4. None of the above

Subtopic:  Phenols: Preparation & Properties |
 70%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

Identify Z in the following series,
CH3-CH2-CH2OH 160 -180°CConc. H2SO4XBr2Y2. NaNH21. Alc. KOHZ
1. CH3CHCH2 
               |          |
            NH2      NH2

2. CH3CHCH2
                |         |
               OH     OH

3. CH3C=CH2
              |
            OH

4. CH3CCH

Subtopic:  Alcohols: Preparation & Properties |
 78%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

Purity of ether before using it as anaesthetic agent is tested by :-

1. KI + starch

2. CuSO4

3. H2SO4

4. none of these

Subtopic:  Ethers: Preparation & Properties, Uses |
 69%
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The reaction;

 RCOOH C2H5OH + NaRCH2OH is called:

(1) Corey House reaction

(2) Bonveault-Blanc reaction

(3) Clemmensen reduction

(4) none of the above

 

Subtopic:  Alcohols: Preparation & Properties |
 62%
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C2H5OH cannot be dried by anhydrous CaCl2, because:

(1) C2H5OH is soluble in water

(2) explosion takes place

(3) C2H2OH reacts with CaCl2

(4) none of the above

Subtopic:  Alcohols: Preparation & Properties |
 66%
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Hints

Which of the following undergoes dehydration most readily?

1. 1-phenyl-1-butanol

2. 1-phenyl-2-butanol

3. 2-phenyl-2-butanol

4. 2-phenyl-1-butanol

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 68%
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Glycerol on oxidation with Fenton's reagent produces:

(1) glyceraldehyde

(2) dihydroxy acetone

(3) tartonic acid

(4) glyceraldehyde and dihydroxy acetone

Subtopic:  Alcohols: Preparation & Properties |
 53%
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The alcohol that forms fats with fatty acids is:

(1) glycerol

(2) ethanol

(3) methanol

(4) glycol

Subtopic:  Alcohols: Preparation & Properties |
 86%
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The explosive nitroglycerine is:

(1) a soap

(2) a salt

(3) an ester

(4) a complex compound

Subtopic:  Alcohols: Preparation & Properties |
 63%
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NEET 2023 - Target Batch - Aryan Raj Singh
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