The compound which does not react with sodium is:

(a) CH3CHOHCH3

(b) CH3 —O—CH3

(c) CH3COOH

(d) C2H5OH

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Ethers: Preparation, Physical & Chemical Properties, Uses
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An organic compound A reacts with sodium metal and forms B. On heating with conc. H2SO4, A gives diethyl ether. So A and B are                                                              [AFMC 1998]

1. C3H7OH and CH3ONa

2. CH3OH and CH3ONa

3. C4H9OH and C4H9ONa

4. C2H5OH and C2H5ONa

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Phenol on treatment with dil.HNO3 at room temperature gives:

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Phenols: Preparation, Properties, Acidic Nature of Phenol
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Identify A and predict the type of reactions


1.   and substitution reaction         

2. and elimination addition reaction

3.   and cine substitution reaction   

4.      and cine substitution reaction

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Ethers: Preparation, Physical & Chemical Properties, Uses
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Identify A, X, Y and Z 

(a) A-methoxymethane, X-ethanoic acid, Y-acetate ion, Z-hydrazine

(b) A- methoxymethane, X-ethanol, Y-ethanoic acid, Z- semicarbazide

(c) A-Acetaldehyde, X-ethanol, Y-but-2-en-1-ol, Z- semicarbazone

(d) A-ethanol, X-acetaldehyde, Y-butanone, Z-hydrazone

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Alcohols: Preparation, Physical and Chemical Properties
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Which one is the most acidic compound ?

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The reaction 

can be classified as

(a) Alcohol formation reaction

(b) Dehydration reaction

(c) Williamson alcohol synthesis reaction

(d) Williamson ether synthesis reaction

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Ethers: Preparation, Physical & Chemical Properties, Uses
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Reaction of phenol with chloroform in the presence of dilute sodium hydroxide finally introduces, which one of the following functional group?

(a) -CH2Cl                       (b) -COOH

(c) -CHCl2                       (d) -CHO

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Phenols: Preparation, Properties, Acidic Nature of Phenol
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Which of the following is not the product of dehydration of

 

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Alcohols: Preparation, Physical and Chemical Properties
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Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI?

 

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Ethers: Preparation, Physical & Chemical Properties, Uses
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