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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Read the following reaction and answer the questions given below: A. Write the name of the reaction. B. Identify the electrophile in it. C. How is this electrophile generated?

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प्रश्न

Read the following reaction and answer the questions given below:

  1. Write the name of the reaction.
  2. Identify the electrophile in it.
  3. How is this electrophile generated?
टीपा लिहा
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उत्तर

  1. The name of the reaction is Friedel-Craft’s alkylation reaction.
  2. The electrophile in the reaction is +CH3.
  3. The electrophile +CH3 is generated as follows:
    \[\ce{\underset{\text{Methyl chloride}}{CH3 -}Cl + AlCl3 -> \underset{\text{Electrophile}}{^+CH3 +}AlCl^-_4}\]
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पाठ 15: Hydrocarbons - Exercises [पृष्ठ २६०]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 15 Hydrocarbons
Exercises | Q 8. | पृष्ठ २६०

संबंधित प्रश्‍न

Name the following:

The hydrocarbon said to possess carcinogenic property.


Write the balanced chemical reaction to get benzene from Sodium benzoate.


Write the balanced chemical reaction to get benzene from Phenol.


Identify the main product of the reaction:

\[\ce{HC ≡ C - CH3 ->[H2][Pd-C/quinoline]}\] _______.


Identify giving reason whether the following compound is aromatic or not.


Identify giving reason whether the following compound is aromatic or not.


Identify giving reason whether the following compound is aromatic or not.


Which of the following compounds will not undergo Friedal – crafts reaction easily ? (NEET)


Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?


Which of the following is aliphatic saturated hydrocarbon?


Give IUPAC name for the following compound.

\[\ce{CH ≡ C – C ≡ C – C ≡ CH}\]


Suggest a simple chemical test to distinguish propane and propene.


Write the chemical equations for combustion of propane.


How does Huckel rule help to decide the aromatic character of a compound?


How will you convert ethyl chloride into ethane?


Write the structure of the following alkanes.

2, 3 – Dimethyl – 6 – (2 – methyl propyl) decane


Write the structure of the following alkanes.

5 – (2 – Ethyl butyl) – 3, 3 – dimethyldecane


A compound with molecular formula C4H4O has all the four carbon atom and the oxygen atom in the ring. It also has two carbon-carbon double bonds. The compound is ____________.


According to Huckel rule, a cyclic π molecular orbital formed by overlap of p orbitals must contain ____________ p electrons.


Which of the following is INCORRECT for aromatic hydrocarbons?


The alkane formed on heating sodium butanoate with sodalime is ______.


Conversion of hexane into benzene involves the reaction of ______.


Identify the X and Y in the following reactions.


Read the following reaction and answer the questions given below.

\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr ->[Benzoyl][peroxide] H3C - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]

  1. Write the IUPAC name of the product.
  2. State the rule that governs the formation of this product.

Read the following reaction and answer the questions given below.

\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr->[Benzoyl][peroxide] H3C - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]

  1. Write the IUPAC name of the product.
  2. State the rule that governs the formation of this product.

Identify ortho and para-directing groups from the following:

\[\ce{\underset{I}{–CHO},\underset{II}{–NHCOCH3},\underset{III}{–OCH3},\underset{IV}{–SO3H}}\]


Benzene reacts with CH3COCl + AICl3 to give ______.


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