Which are explosives?
(a) Wood pulp (dynamite)
(b) Cellulose nitrate (blasting gelatin)
(c) Gun cotton or cellulose nitrate and vaseline (cordite)
(d) All of the above

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Ethers are very good solvent for which type of compounds?

(a) Lewis base                       (b) Acids

(c) Lewis acids                       (d) None of these

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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Intermolecular dehydration of alcohols gives:

(a) alkenes

(b) ketones

(c) alkynes

(d) ethers

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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The product C in the following sequence of reaction,

C2H5BrNaOH (aq)ANaBCH3IC is :

(a) butane
(b) ethane
(c) methyl ethyl ether
(d) propane

 

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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Diethyl ether may be regarded as anhydride of:-
(a) C2H5COOH
(b) C2H5OH
(c) C2H5CHO
(d) C2H5COOC2H5

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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The reaction of CH3OC2H5 with HI give:-

(a) CH3I only
(b) C2H5OH only
(c) CH3I+C2H5OH
(d) C2H5I+CH3OH

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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Dunstan’s test is used for identification of:

(a) acetone

(b) alcohol

(c) glycerol

(d) carbonyl compound

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Lubricant used in watch is:

(a) coconut oil               (b) pine oil

(c) animal oil                 (d) glycerol

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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The value of C-O-C angle in ether molecule is:-
(a) 180°
(b) 150°
(c)   90°
(d) 110°

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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Pyroligneous acid contains:
(a) CH3COOH (10%), CH3OH (2.5%), CH3COCH3 (0.5%)
(b) C2H5OH (10%), CH3OH (2.5%), CH3COCH3 (0.5%)
(c) CH3COCH3 (10%), C2H5OH (2.5%), CH3OH (0.5%)
(d) none of the above

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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