How does propene react with:(i) Hydrogen  (ii) Bromine(iii) Wa

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 Multiple Choice QuestionsShort Answer Type

161.

Write IUPAC names of the products obtained by the ozonolysis of the following compounds:
2-Ethylbut-l-ene

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162.

Write IUPAC names of the products obtained by the ozonolysis of the following compounds:
1-Phenylbut-1-ene

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163.

An alkene upon ozonolysis gives two isomeric compounds with molecular formula C3H6O. Write the structure of the compounds and also of the alkene.

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164.

An alkene 'A' on ozonolysis gives a mixture of ethanal and pentan-3-one.  Write structure and IUPAC name of 'A'.

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 Multiple Choice QuestionsLong Answer Type

165.

An alkene ‘A’ contains three C-C eight C-H bonds, one C - C straight pi bond. ‘A’ on ozonolysis gives two moles of an aldehyde of molar mass 44 amu. Write the IUPAC name of ‘A’. 

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 Multiple Choice QuestionsShort Answer Type

166.

Propanal and pentan-3-one are the ozonolysis products of an alkene? What is the structural formula of the alkene?

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167.

An alkene with molecular formula C7H14 gives propanone and butanal on ozonolysis. Write the structural formula.

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 Multiple Choice QuestionsLong Answer Type

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168.

How does propene react with:
(i) Hydrogen  
(ii) Bromine
(iii) Water in the presence of mineral acid
(iv) Chlorine water (or hypochlorus acid)?


(i) Action with hydrogen: Propene reacts with hydrogen in the presence of nickel, platinum or palladium as a catalyst at 523-573 K to form propane.



(ii) Action with bromine: Propene reacts with bromine (in CCl
4) to form 1, 2-Dibromopropane.



(iii) Action with water: Propane reacts with water in the presence of mineral acid to form propan-2-ol.



(iv) Action with chlorine water: Propene reacts with chlorine in the presence of water to form propylene chlorohydrin.



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169. Discuss in brief the oxidation reaction of alkenes.
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 Multiple Choice QuestionsShort Answer Type

170. Write structures of all the alkene which on hydrogenation give 2-methyl butane. 
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