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प्रश्न
What are addition reactions? Why ethene undergo addition reactions? Give
two examples.
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उत्तर
Addition Reaction : The reactions in which molecules of the attacking reagent add across the double or triple bond of an unsaturated compound to yield saturated compound.
Ethene is a reactive compound due to presence of double bond. hence undergo addition reactions.
Two examples:
(i) Addition of hydrozen : \[\ce{CH2 = CH2 + H2 ->[ni][300°C] Ch3 - CH3}\]
(ii) Addition of halogens: \[\ce{Ch2 = CH2 + Br -> CH2Br - Ch2Br}\]
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संबंधित प्रश्न
Vinegar is greyish in colour with a particular taste. Explain.
What are addition reactions? How are addition reactions of ethene different
from ethyne?
Give two chemical tests to distinguish between ethane and ethyne .
Give the name and structural formula of:
A saturated Hydrocrbon
What would you see when ethyne is bubbled through a solution of bromine in carbon tetrachloride?
Draw the structural formula of a compound with two carbon atoms in the following case:
An unsaturated hydrocarbon with carbon to carbon triple bond.
Write the equation for the following reaction:
Ethene and water(steam)
Define isomerism.
Name the gas which: Affects the acidified K2Cr2O7 paper and also turns lime water dirty milky.
Draw the structural diagram for the following compound.
2,2 dibromo butane
