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

For which mechanisms, the first step involved is the same

Question # 2

Which one of the following is not a nucleophile.

Question # 3

SN 2 mechanism involves

Question # 4

SN2 reactions can be carried out with

Question # 5

SN2reactions can be best carried out with

Question # 6

What products is formed when ethyl bromide reacts with magnesium to form Grignard's reagent.

Question # 7

Cyanogen chloride reacts with ethyl magnesium bromide to give

Question # 8

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

Question # 9

Which one of the following will be required to form ethene from ethyl chloride.

Question # 10

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

Question # 11

For which mechanisms, the first step involved is the same.

Question # 12

Which substance is used to convert alcohol to alkyl halide.

Question # 13

Grignard reagent is reactive due to

Question # 14

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

Question # 15

Which alkyl halide does not form Grignard's reagent.

Question # 16

Which substance is used to convert Grignard reagent to alkane.

Question # 17

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

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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 The reacts with halogen acids to form alkyl halide the process is known as.
A. Halogenation
B. Hydrohalogenation
C. Hydrogenation
D. Dehydrohalogenation
2 Acetic acid can be obtained from CH3MgI by treatment with.
A. H2O
B. CINH2
C. CO2
D. HCHO
3 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
4 Which one of the following species is not an electrophile.
A. HN3
B. Br
C. H+
D. BF3
5 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
6 The most reactive Alkyl halide is
A. Alkyl Iodide
B. Alkyl Bromide
C. Alkyl fluoride
D. Alkyl Chloride
7 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
8 Which compound is formed, when CH3OH reach with CH3- Mg -Br
A. Ethane
B. Methane
C. Ethanol
D. Acetone
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 Which one of the following reactants will be required to form ethyl alcohol form ethyl bromide.
A. Alcoholic KOH
B. Aqueous KOH
C. Alkaline KMnO4
D. Sodium metal in ether

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