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 substance is used to convert Grignard reagent to alkane.

Question # 2

The general representation for Grignard reagent is.

Question # 3

Elimination Bimolecular reactions involve

Question # 4

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

Question # 5

SN2 reactions can be best carried out with

Question # 6

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

Question # 7

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

Question # 8

Which one of the following is not a nucleophile.

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

SN1 reaction usually occurs in

Question # 11

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

Question # 12

Acetic acid can be obtained from CH3MgI by treatment with.

Question # 13

SN 2 mechanism involves

Question # 14

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

Question # 15

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

Question # 16

In unimolecular reactions, the reaction completes in

Question # 17

------------------- is not a nucleophile

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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 Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.
A. Formaldehyde
B. Acetaldehyde
C. Propanone
D. CO2
2 Which one of the following will be required to form ethene from ethyl chloride.
A. Alcoholic KOH
B. Aqueous KOH
C. Alkaline KMnO4
D. Bromine
3 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
4 Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone.
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. Dehydrin alcohol
5 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
6 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
7 An alkyl halide may be converted to alcohol by
A. Addition
B. Substitution
C. Dehydrohalogenation
D. Elimination
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 Acetic acid can be obtained from CH3MgI by treatment with.
A. H2O
B. CINH2
C. CO2
D. HCHO
10 Elimination biomolecular reactions involve.
A. First order kinetics
B. Second order kinetics
C. third order kinetics
D. Zero order kinetics

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  • ChouDary Yasir

    ChouDary Yasir

    03 Apr 2018

    17/17 in 59sec

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  • sania  saeed

    sania saeed

    14 Nov 2017

    very intellectual MCQs i,m impressed

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    Mahnoor Amjad

    28 Oct 2017

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