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

SN1 reaction usually occurs in

Question # 2

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

Question # 3

Which substance is used to convert alcohol to alkyl halide.

Question # 4

An alkyl halide may be converted to alcohol by

Question # 5

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

Question # 6

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

Question # 7

Which one of the following reactants will be required to form ethyl alcohol form ethyl bromide.

Question # 8

Elimination Bimolecular reactions involve

Question # 9

In unimolecular reactions, the reaction completes in

Question # 10

SN 2 mechanism involves

Question # 11

Elimination biomolecular reactions involve.

Question # 12

SN2 mechanism involves

Question # 13

Alkyl halides are considered to be very reactive compounds towards nucleophile because

Question # 14

The general representation for Grignard reagent is.

Question # 15

SN2 reactions can be carried out with

Question # 16

Which substance is used to convert Grignard reagent to alkane.

Question # 17

Which one of the following species is a nucleophile

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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 substance is used to convert alcohol to alkyl halide.
A. SOCl2
B. PCl3
C. HCl +ZnCl2
D. All of these
2 SN2reactions can be best carried out with
A. primary alkyl halides
B. secondary alkyl halides
C. tertiary alkyl halides
D. All the three
3 Which one of the following species is not an electrophile.
A. HN3
B. Br
C. H+
D. BF3
4 SN1 reaction usually occurs in
A. Primary alkyl halides
B. Secondary alkyl halides
C. Tertiary alkyl halides
D. All of these
5 Grignard's reagent is reactive due to
A. the presence of halogen atom
B. the presence of Mg atom
C. the polarity of C-Mg bond
D. none of the above
6 SN 2 mechanism involves
A. 1st order kinetics
B. 2nd order kinetics
C. 3rd kinetics
D. zero order kinetics
7 In unimolecular reactions, the reaction completes in
A. One step
B. Two steps
C. Three steps
D. None of these
8 SN2 mechanism involves
A. 1st order kinetic
B. 2nd order kinetic
C. 3rd order kinetic
D. Zero order kinetic
9 An alkyl halide may be converted to alcohol by
A. Addition
B. Substitution
C. Dehydrohalogenation
D. Elimination
10 The reactivity order of alkyl halides for a particular alkyl group is
A. Fluoride > Chloride > Bromide > iodide
B. Chloride > Bromide > Fluoride > iodide
C. Bromide > iodide > chloride > Fluoride
D. Iodide > Bromide > Chloride > Fluoride

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