2nd Year Chemistry Online MCQ Test for Chapter 10 Alkhl Halides Preparation

MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 10 Online Test"

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Chemistry Fsc Part 2 Chapter 10 Online Test

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Question # 1

Which alkyl halide does not form Grignard's reagent.

Question # 2

Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.

Question # 3

In unimolecular reactions, the reaction completes in

Question # 4

Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone.

Question # 5

The reaction of alkyl halides with sodium metal in the presence of ether to from alkane is known as.

Question # 6

SN2 reactions can be best carried out with

Question # 7

Secondary alkyl halides are those in which halogen atom is attached with a carbon atom which is further attached to.

Question # 8

Grignard reagent is reactive due to

Question # 9

The reactivity order of alkyl halides for a particular alkyl group is.

Question # 10

The reactivity order of alkyl halides for a particular alkyl group is

Question # 11

Nucleophilic substitution reactions, which are completed in two steps are called as.

Question # 12

Which one of the following alkanes will be formed by the hydrolysis of ethyl magnesium bromide

Question # 13

For which mechanisms, the first step involved is the same

Question # 14

Acetic acid can be obtained from CH3MgI by treatment with.

Question # 15

Which products is not formed when ethyl alcohol reacts with SOCl2 in the presence of pyridine.

Question # 16

When CO2is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is

Question # 17

Which one of the following species is not an electrophile.

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10th Chapter

FSC Part 2 Chemistry Chapter 10 Online Test MCQ's

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FSc Part II Chemistry Chapter 0 Important MCQ's

Sr.# Question Answer
1 When CO2is made to react with ethyl-magnesium iodide followed by acid hydrolysis, the product formed is
A. Propane
B. Propanoic acid
C. Propanal
D. Propanol
2 Which products is not formed when ethyl alcohol reacts with SOCl2 in the presence of pyridine.
A. Ethyl chloride
B. Hydrogen chloride
C. Sulphur di oxide
D. Sulphur tri oxide
3 SN2 reactions can be best carried out with
A. Primary alkyl halides
B. Secondary alkyl halides
C. Tertiary alkyl halides
D. All the three
4 ------------------- is not a nucleophile
A. H2O
B. NO3
C. BF3
D. NH3
5 For which mechanisms, the first step involved is the same
A. E1and E2
B. E2and SN2
C. E1and E2
D. E1and SN1
6 Alkyl halides are considered to be very reactive compounds towards nucleophile because
A. They have an electrophilic carbon
B. They have an electrophilic carbon and a good leaving group
C. They have an electrophilic carbon and a bed leaving group
D. They have a nucleophilic carbon and a good leaving group
7 What products is formed when ethyl bromide reacts with magnesium to form Grignard's reagent.
A. Pyridine
B. Anhydrous ether
C. Ethyl alcohol
D. Carbon tetrachloride
8 When CO2 is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is.
A. Propane
B. Propanoic acid
C. Propanal
D. Propanol
9 For which mechanisms, the first step involved is the same.
A. E2 and E2
B. E2 and SN2
C. SN1 and E2
D. E1 and SN1
10 The reacts with halogen acids to form alkyl halide the process is known as.
A. Halogenation
B. Hydrohalogenation
C. Hydrogenation
D. Dehydrohalogenation

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