When ethyl alcohol (C₂H₅OH) reacts with thionyl chloride in the presence of pyridine the product obtained is
Options
(a) CH₃CH₂Cl + HCl (b) CH₃CH₂Cl + H₂O + SO₂ (c) CH₃CH₂Cl + Cl₂ + SO₂ […]
When 2-bromobutane reacts with alcoholic KOH, the reaction is called
Options
(a) halogenation (b) chlorination (c) hydrogenation (d) dehydrohalogenation
Correct Answer:
dehydrohalogenation
Explanation:
No explanation available. Be the first to write the explanation […]
Alkyl halide can be converted into alcohol in a single step reaction. It’s an example of …. reaction
Options
(a) electrophilic substitution (b) nucleophilic substitution (c) electrophilic addition (d) free radical substitution
Correct […]
Which responds to +ve iodoform test
Options
(a) butanol (b) butane-1-al (c) butanol-2 (d) 3-pentanone
Correct Answer:
butanol-2
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
What is the product of the reaction of phenol with CHCl₃ in aqueous NaOH and subsequent acid hydrolysis
Options
(a) Salicylic acid (b) Salicyladehyde (c) Benzoic acid (d) Benzaldehyde
Correct Answer:
Salicyladehyde
Explanation: […]
The organic halogen compound used as refrigerent in refrigerators and air-conditioners is
Options
(a) DDT (b) freon (c) BHC (d) CCl₄
Correct Answer:
freon
Explanation:
No explanation available. Be the first to write […]
In alkaline hydrolysis of a tertiary alkyl halide by aqueous alkali, if concentration of alkali is doubled , then the reaction rate at constant temperature
Options
(a) will be doubled (b) will remain […]
Chronic chloroform exposure may cause damage to liver and kidney, due to the formation of
Options
(a) phosgene (b) methylene chloride (c) methyl chloride (d) carbon tetrachloride
Correct Answer:
phosgene
Explanation:
No explanation […]
Chloroform gives a trichloro derivative of an alcohol on reaction with
Options
(a) conc. nitric acid (b) aq.alkali (c) acetone and alkali (d) sodium ethoxide
Correct Answer:
acetone and alkali
Explanation:
No explanation […]
The raw materials for the commercial manufacture of DDT are
Options
(a) chlorobenzene and chloroform (b) chlorobenzene and chloromethane (c) chlorobenzene and chloral (d) chlorobenzene and iodoform
Correct Answer:
chlorobenzene and chloral
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