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

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प्रश्न

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

विकल्प

  • – COOH

  • – NO2

  • -C ≡ N

  • -SO3H

MCQ
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उत्तर

– NO2

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अध्याय 13: Hydrocarbons - Evaluation [पृष्ठ २२३]

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सामाचीर कलवी Chemistry - Volume 1 and 2 [English] Class 11 TN Board
अध्याय 13 Hydrocarbons
Evaluation | Q I. 24. | पृष्ठ २२३

संबंधित प्रश्न

Identify the compound (A) in the following reaction


Consider the nitration of benzene using mixed con H2SO4 and HNO3 if a large quantity of KHSO4 is added to the mixture, the rate of nitration will be ______.


Give IUPAC name for the following compound.

\[\ce{CH ≡ C – C ≡ C – C ≡ CH}\]


Describe the mechanism of Nitration of benzene.


What happens when Isobutylene is treated with acidified potassium permanganate?


Write the structure of the following alkanes.

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


Which of the following is NOT a hetero-aromatic compound?


Conversion of hexane into benzene involves the reaction of ______.


Read the following reaction and answer the questions given below.

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

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

Read the following reaction and answer the questions given below.

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

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

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