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Chemistry Mcqs

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

August 30, 2021March 18, 2019 by admin
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. dihydric alcohol

Categories Alkyl Halides, Chemistry Mcqs

Which one of the following species is not an electrophile ?

August 30, 2021March 18, 2019 by admin
Which one of the following species is not an electrophile ?

A. NH3
B. Br+
C. H+
D. BF3

Categories Alkyl Halides, Chemistry Mcqs

The ether used in Wurtz synthesis is__________________?

August 30, 2021March 18, 2019 by admin
The ether used in Wurtz synthesis is__________________?

A. acidic
B. basic
C. aqueous
D. dry

Categories Alkyl Halides, Chemistry Mcqs

Grignard reagent is reactive due to___________________?

August 30, 2021March 18, 2019 by admin
Grignard reagent is reactive due to___________________?

A. the presence of halogen atom
B. the presence of magnesium atom
C. the polarity of C-Mg bond
D. all

Categories Alkyl Halides, Chemistry Mcqs

Elimination bimolecular reactions involve____________________________?

August 30, 2021March 18, 2019 by admin
Elimination bimolecular reactions involve____________________________?

A. first order kinetics
B. second order kinetics
C. third order kinetics
D. zero order kinetics

Categories Alkyl Halides, Chemistry Mcqs

The rate of E1 reaction depends upon______________________?

August 30, 2021March 18, 2019 by admin
The rate of E1 reaction depends upon______________________?

A. the concentration of substrate
B. the concentration of nucleophile
C. the concentration of substrate as well as nucleophile
D. base the concentration of substrate as well as nucleophile

Categories Alkyl Halides, Chemistry Mcqs

What is the order of kinetics in the SN1 mechanism ?

August 30, 2021March 18, 2019 by admin
What is the order of kinetics in the SN1 mechanism ?

A. Zero
B. First
C. Second
D. Third

Categories Alkyl Halides, Chemistry Mcqs

What will be the order of reaction of a reaction whose rate can be expressed as R = K [A] [B] ?

August 30, 2021March 18, 2019 by admin
What will be the order of reaction of a reaction whose rate can be expressed as R = K [A] [B] ?

A. Zero
B. One
C. Two
D. Three

Categories Alkyl Halides, Chemistry Mcqs

The number of molecules taking part in the rate determining step is called___________________?

August 30, 2021March 18, 2019 by admin
The number of molecules taking part in the rate determining step is called___________________?

A. Order of reaction
B. Rate of reaction
C. Mole of a reaction
D. Extent of a reaction

Categories Alkyl Halides, Chemistry Mcqs

Ethyl chloride with nascent hydrogen produces_________________?

August 30, 2021March 18, 2019 by admin
Ethyl chloride with nascent hydrogen produces_________________?

A. methane
B. ethane
C. propane
D. butane

Categories Alkyl Halides, Chemistry Mcqs
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