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"

Try The 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

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

Question # 2

SN1 reaction usually occurs in

Question # 3

For ----------------- Mechanism, the first step involved is the same

Question # 4

The most reactive Alkyl halide is

Question # 5

An alkyl halide may be converted to alcohol by

Question # 6

When CO2 is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is.

Question # 7

In primary alkyl halides, the halogen atom is attached to a carbon which is further attached to how many carbon atoms

Question # 8

SN2 reactions can be carried out with

Question # 9

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

Question # 10

The general representation for Grignard reagent is.

Question # 11

Acetic acid can be obtained from CH3MgI by treatment with.

Question # 12

Which compound is formed, when CH3OH reach with CH3- Mg -Br

Question # 13

SN2 mechanism involves

Question # 14

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

Question # 15

The reactivity of Grignard's regent is due to

Question # 16

SN2reactions can be best carried out with

Question # 17

Which substance is used to convert alcohol to alkyl halide.

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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 Which alkyl halide does not form Grignard's reagent.
A. CH3-Br
B. CH3-Cl
C. CH3- F
D. CH3-I
2 Elimination Bimolecular reactions involve
A. Second order kinetics
B. First order kinetics
C. Third order kinetics
D. Zero order kinetics
3 The reactivity order of alkyl halides for a particular alkyl group is.
A. Fluoride > Chloride > Bromide > Iodide
B. Chloride > Bromide >Chloride > Fluoride
C. Iodide > Bromide > Chloride > Fluoride
D. Bromide > Iodide > Chloride > Fluoride
4 Which one of the following species is not an electrophile.
A. HN3
B. Br
C. H+
D. BF3
5 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
6 An alkyl halide may be converted to alcohol by
A. Addition
B. Substitution
C. Dehydrohalogenation
D. Elimination
7 ------------------- is not a nucleophile
A. H2O
B. NO3
C. BF3
D. NH3
8 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
9 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
10 For ----------------- Mechanism, the first step involved is the same
A. E1 and E2
B. E2 and SN2
C. SN1 and SN2
D. E1 and SN1

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