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 reactivity of Grignard's regent is due to

Question # 2

For which mechanisms, the first step involved is the same

Question # 3

Which substance is used to convert alcohol to alkyl halide.

Question # 4

SN2 reactions can be best carried out with

Question # 5

The reacts with halogen acids to form alkyl halide the process is known as.

Question # 6

Elimination biomolecular reactions involve.

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Which one of the following species is a nucleophile

Question # 12

Which alkyl halide does not form Grignard's reagent.

Question # 13

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

Question # 14

Grignard's reagent is reactive due to

Question # 15

The general representation for Grignard reagent is.

Question # 16

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

Question # 17

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

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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 Grignard 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
2 Elimination biomolecular reactions involve.
A. First order kinetics
B. Second order kinetics
C. third order kinetics
D. Zero order kinetics
3 The reaction of alkyl halides with sodium metal in the presence of ether to from alkane is known as.
A. Wortz reaction
B. Frankland reaction
C. Sabatier sendron
D. Kolbe's synthesis
4 Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.
A. Formaldehyde
B. Acetaldehyde
C. Propanone
D. CO2
5 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
6 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
7 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
8 SN1 reaction usually occurs in
A. Primary alkyl halides
B. Secondary alkyl halides
C. Tertiary alkyl halides
D. All of these
9 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
10 In primary alkyl halides, the halogen atom is attached to a carbon which is further attached to how many carbon atoms
A. Two
B. Three
C. One
D. Four

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