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

------------------- is not a nucleophile

Question # 2

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

Question # 3

Elimination biomolecular reactions involve.

Question # 4

SN2 mechanism involves

Question # 5

Which one of the following is not a nucleophile.

Question # 6

Elimination Bimolecular reactions involve

Question # 7

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

Question # 8

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

Question # 9

SN2 reactions can be best carried out with

Question # 10

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

Question # 11

For which mechanisms, the first step involved is the same

Question # 12

Grignard reagent is reactive due to

Question # 13

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

Question # 14

Which substance is used to convert Grignard reagent to alkane.

Question # 15

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

Question # 16

SN2reactions can be best carried out with

Question # 17

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

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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 An alkyl halide may be converted to alcohol by
A. Addition
B. Substitution
C. Dehydrohalogenation
D. Elimination
2 Which one of the following products will be formed in Wurtz reaction when sodium metal reacts with ethyl chloride in anhydrous ether.
A. Methane
B. Ethane
C. Propane
D. Butane
3 The most reactive Alkyl halide is
A. Alkyl Iodide
B. Alkyl Bromide
C. Alkyl fluoride
D. Alkyl Chloride
4 Which one of the following species is not an electrophile.
A. HN3
B. Br
C. H+
D. BF3
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 In which process, alkyl halide is not produced.
A. Reaction of alcohol with halogen acid
B. Reaction of Grignard reagent with water
C. Reaction of alcohol with phosphorous pentachloride
D. Action of alkene on halogen acid
7 In primary alkyl halides, the halogen atom is attached to a carbon which is further attached to how many carbon atoms.
A. One
B. Two
C. Three
D. Four
8 Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone.
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. Dehydrin alcohol
9 Which substance is used to convert alcohol to alkyl halide.
A. SOCl2
B. PCl3
C. HCl +ZnCl2
D. All of these
10 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

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