Organic Chemistry Multiple Choice Questions and Answers – Chlorination

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Questions
1 When chlorine gas reacts with methane, Which of the product is formed?
A CHCl
B CH2Cl
C CH3Cl
D CH4Cl

Answer: CH3Cl
2 The methyl chloride undergoes substitution to form __________
A CHCl
B CH2Cl
C CHCl2
D CH2Cl2

Answer: CH2Cl2
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3 Methane reacts more readily with chlorine than with Fluorine.
A True
B False

Answer: False
4 Identify the one which is not a type of chlorination?
A Free radical chlorination
B Electrophobic chlorination
C Ketone chlorination
D Chlorine addition reaction

Answer: Electrophobic chlorination
5 Which among the following on chlorination undergoes substitution at the alkyl group?
A Ethers
B Hydroxyl groups
C Carbonyl compounds
D Carboxylic acids

Answer: Ethers
6 In the presence of red phosphorous, chlorine converts the fatty acids having alpha hydrogen atoms into __________
A Halo acids
B Alpha-halo acids
C Alpha,alpha-dihalo acids
D Trihalo acids

Answer: Alpha-halo acids
7 Chlorine in the presence of which among the following generates positively charged species?
A Ferric chloride
B Anhydrous ferric chloride
C Ferrous chloride
D Anhydrous ferrous chloride

Answer: Anhydrous ferric chloride
8 p-nitrotoluene on reaction with chlorine forms hydrogen chloride and __________
A p-Nitrobenzyl chloride
B o-Nitrobenzyl chloride
C m-Nitrobenzyl chloride
D Nitrobenzyl chloride

Answer: p-Nitrobenzyl chloride
9 Chlorination of cyclobutane gives which among the following in addition to hydrogen chloride?
A Cyclobutyl chloride
B Cyclobutyl chlorite
C 1-chlorobutene
D 1,1-chlorobutene

Answer: Cyclobutyl chlorite
10 The step in which Cl-Cl bond homolysis occurs is called __________
A Initiation step
B Propagation step
C Intermediate step
D Termination step

Answer: Initiation step
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