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प्रश्न
How is propyne prepared from an alkylene dihalide ?
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उत्तर
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संबंधित प्रश्न
Identify the main product of the reaction.
\[\begin{array}{cc}
\ce{CH3 - CH - CH3 ->[{60%}H2SO4][373 K]}\\
|\phantom{............}\\\ce{OH}\phantom{..........}
\end{array}\] _______.
is
Identify the compound A, B, C and D in the following series of reactions.
Suggest the route for the preparation of the following from benzene.
Bromo benzene
Identify A and B.
Sodium benzoate on decarboxylation gives ____________.
Which of the following reagents can bring about following conversion?
\[\ce{But-1-ene -> Butan-2-ol}\]
Which of the following compounds is NOT obtained in thermal decomposition of propane in absence of air?
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide]CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]
- Write IUPAC name of the product.
- State the rule that governs formation of this product.
Identify ortho and para-directing groups from the following:
\[\ce{\underset{I}{–CHO},\underset{II}{–NHCOCH3},\underset{III}{–OCH3},\underset{IV}{–SO3H}}\]
