English

Major product of the following reaction is _______________ CHX3−CHX2−Mg−Br+NHX3⟶? - Chemistry

Advertisements
Advertisements

Question

Major product of the following reaction is _______________

\[\ce{CH3-CH2-Mg-Br + NH3 ->?}\]

Options

  • CH3-CH2-Mg-NH2

  • CH3-CH3

  • Mg-Br-NH2

  • CH3-CH2-Br

MCQ
Fill in the Blanks

Solution

Major product of the following reaction is CH3-CH3

shaalaa.com
Chemical Properties
  Is there an error in this question or solution?
Chapter 10: Halogen Derivatives - Multiple choice questions

APPEARS IN

SCERT Maharashtra Chemistry [English] 12 Standard HSC
Chapter 10 Halogen Derivatives
Multiple choice questions | Q 7

RELATED QUESTIONS

Name the reagent used to bring about the following conversion.

Bromoethane to ethoxyethane


Name the reagent used to bring about the following conversion.

Ethyl bromide to ethyl isocyanide


Arrange the following in the increasing order of boiling points.

  1. 1-Bromopropane
  2. 2- Bromopropane
  3. 1- Bromobutane
  4. 1-Bromo-2-methylpropane

Distinguish between SN1 and SN2 mechanism of substitution reaction.


Convert the following:

tert-Butyl bromide to isobutyl bromide


HCl is added to a hydrocarbon ‘A’ \[\ce{(C4H8)}\] to give a compound ‘B’ which on hydrolysis with aqueous alkali forms tertiary alcohol ‘C’ \[\ce{(C4H10O)}\]. Identify ‘A’ ,‘B’ and ‘C’.


Observe the following and answer the question given below.

Can it react by SN1 mechanism? Justify your answer.


The following will react faster by SN1 mechanism


Write the correct order of increasing ease of dehydrohalogenation.

\[\ce{\underset{\text{(I)}}{CH3 - CH2 - CH2 - Cl}}\]

\[\ce{\underset{\text{(II)}}{CH3 - CH(Cl) - CH3}}\]

\[\begin{array}{cc}
\ce{CH3}\\
|\\
\ce{CH3-C-Cl}\phantom{...}\\
|\\
\ce{CH3}\\
\ce{(III)}
\end{array}\]


In alkaline hydrolysis of tertiary butyl bromide, ____________.


The least reactive towards nucleophilic addition reactions is ____________.


Ethyl bromide undergoes the following reaction:

\[\ce{\underset{Ethyl bromide}{C2H5Br} + \underset{(aq.)}{KOH} ->[\Delta] \underset{Ethyl alcohol}{C2H5OH} + KBr}\]

Which of the following is a WRONG statement?


Which of the following is least reactive towards nucleophilic addition?


Nitroalkanes are obtained in laboratory from primary or secondary alkyl halides by the action of ______.


The following mechanism has been proposed for the reaction of NO2 with F2 to form NO2F:

\[\ce{NO2_{(g)} + F2_{(g)} -> NO2F_{(g)} + F_{(g)} (slow)}\]

\[\ce{F_{(g)} + NO2_{(g)} -> NO2F_{(g)} (fast)}\]

The order of the reaction with respect to NO2(g)


When C2H5Br is treated with excess of alc. NH3, the major product obtained is ____________.


Which of the following statements is incorrect regarding the dehydrohalogenation of alkenes?


Explain the dehydrohalogenation reaction of 2-chlorobutane.


Complete the following reaction giving major products.

\[\begin{array}{cc}
\ce{CH3}\phantom{.......}\\
|\phantom{.........}\\
\ce{CH3 - c - CH2 - Cl ->[Na/dry ether]}\\
|\phantom{.........}\\
\ce{CH3}\phantom{.......}
\end{array}\]


Complete the following reactions giving a major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{................}\\
|\phantom{..................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether] A}\\
|\phantom{..................}\\
\ce{CH3}\phantom{................}
\end{array}\]


Observe the following and answer the questions given below:

Name the type of halogen derivative.


Observe the following and answer the question given below:

Comment on the bond length of C-X bond in it.


Observe the following and answer the question given below:

Can react by SN1 mechanism? Justify your answer.


Define and explain the SN1 mechanism with a suitable example.


What is the action of following on ethyl bromide?

alcoholic sodium hydroxide


Complete the following reaction, giving a major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether] A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{................}
\end{array}\]


Identify the chiral molecule from the following.


Complete the following reaction giving major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{.................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether] A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}\\
\end{array}\]


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×