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"

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Chemistry Fsc Part 2 Chapter 10 Online Test

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Question # 1

SN2 reactions can be carried out with

Question # 2

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

Question # 3

SN2 reactions can be best carried out with

Question # 4

For which mechanisms, the first step involved is the same

Question # 5

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

Question # 6

Which substance is used to convert Grignard reagent to alkane.

Question # 7

An alkyl halide may be converted to alcohol by

Question # 8

SN2reactions can be best carried out with

Question # 9

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

Question # 10

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

Question # 11

SN2 mechanism involves

Question # 12

Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.

Question # 13

Acetic acid can be obtained from CH3MgI by treatment with.

Question # 14

Which alkyl halide does not form Grignard's reagent.

Question # 15

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

Question # 16

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

Question # 17

The reactivity of Grignard's regent is due to

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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 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
2 SN2 reactions can be best carried out with
A. Primary alkyl halides
B. Secondary alkyl halides
C. Tertiary alkyl halides
D. All the three
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 alkyl halide does not form Grignard's reagent.
A. CH3-Br
B. CH3-Cl
C. CH3- F
D. CH3-I
5 Elimination biomolecular reactions involve.
A. First order kinetics
B. Second order kinetics
C. third order kinetics
D. Zero order kinetics
6 Which products is not formed when ethyl alcohol reacts with SOCl2 in the presence of pyridine.
A. Ethyl chloride
B. Hydrogen chloride
C. Sulphur di oxide
D. Sulphur tri oxide
7 The general representation for Grignard reagent is.
A. RMgX
B. ReMgX
C. RXMg
D. RMgX2
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 In unimolecular reactions, the reaction completes in
A. One step
B. Two steps
C. Three steps
D. None of these
10 The most reactive Alkyl halide is
A. Alkyl Iodide
B. Alkyl Bromide
C. Alkyl fluoride
D. Alkyl Chloride

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