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

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

Question # 2

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

Question # 3

Acetic acid can be obtained from CH3MgI by treatment with.

Question # 4

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

Question # 5

Which substance is used to convert alcohol to alkyl halide.

Question # 6

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

Question # 7

Which one of the following species is a nucleophile

Question # 8

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

Question # 9

The general representation for Grignard reagent is.

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

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

Question # 12

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

Question # 13

Grignard's reagent is reactive due to

Question # 14

Grignard reagent is reactive due to

Question # 15

The reactivity of Grignard's regent is due to

Question # 16

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

Question # 17

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

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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 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
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 For ----------------- Mechanism, the first step involved is the same
A. E1 and E2
B. E2 and SN2
C. SN1 and SN2
D. E1 and SN1
5 SN 2 mechanism involves
A. 1st order kinetics
B. 2nd order kinetics
C. 3rd kinetics
D. zero order kinetics
6 Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.
A. Formaldehyde
B. Acetaldehyde
C. Propanone
D. CO2
7 SN2reactions can be best carried out with
A. primary alkyl halides
B. secondary alkyl halides
C. tertiary alkyl halides
D. All the three
8 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
9 Which substance is used to convert alcohol to alkyl halide.
A. SOCl2
B. PCl3
C. HCl +ZnCl2
D. All of these
10 Secondary alkyl halides are those in which halogen atom is attached with a carbon atom which is further attached to.
A. One beta carbon
B. Two beta carbon
C. Three beta carbon
D. Four beta carbon

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