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

Which one of the following products will be formed in Wurtz reaction when sodium metal reacts with ethyl chloride in anhydrous ether.

Question # 2

Which one of the following is not a nucleophile.

Question # 3

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

Question # 4

In which process, alkyl halide is not produced.

Question # 5

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

Question # 6

The most reactive Alkyl halide is

Question # 7

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

Question # 8

For which mechanisms, the first step involved is the same

Question # 9

SN2 reactions can be carried out with

Question # 10

An alkyl halide may be converted to alcohol by

Question # 11

Which substance is used to convert Grignard reagent to alkane.

Question # 12

The general representation for Grignard reagent is.

Question # 13

Elimination Bimolecular reactions involve

Question # 14

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

Question # 15

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

Question # 16

SN2reactions can be best carried out with

Question # 17

Elimination biomolecular reactions involve.

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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 What products is formed when ethyl bromide reacts with magnesium to form Grignard's reagent.
A. Pyridine
B. Anhydrous ether
C. Ethyl alcohol
D. Carbon tetrachloride
2 For which mechanisms, the first step involved is the same
A. E1and E2
B. E2and SN2
C. E1and E2
D. E1and SN1
3 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
4 Cyanogen chloride reacts with ethyl magnesium bromide to give
A. CH3CH2Cl
B. CH3CH2Br
C. C4H10+
D. CH3CH2CN
5 The reactivity of Grignard's regent is due to
A. Polarity of Mg-x bond
B. Polarity of C-Mg bond
C. Electro negativity of halogen atom
D. Presence of Mg-atom
6 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
7 The reacts with halogen acids to form alkyl halide the process is known as.
A. Halogenation
B. Hydrohalogenation
C. Hydrogenation
D. Dehydrohalogenation
8 The general representation for Grignard reagent is.
A. RMgX
B. ReMgX
C. RXMg
D. RMgX2
9 Which one of the following species is not an electrophile.
A. HN3
B. Br
C. H+
D. BF3
10 Elimination Bimolecular reactions involve
A. Second order kinetics
B. First order kinetics
C. Third order kinetics
D. Zero order kinetics

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