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Why do alkenes undergo electrophilic add...

Why do alkenes undergo electrophilic addition reactions ? Explain the mechanism of HBr to ethylene.

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Electrophilic addition on alkenes

Electrophilic Addition Reaction |Summary

What is meant by electrophilic substitution reaction? Explain the mechanism of nitration of benzene.

Why do alkenes prefer to undergo electrophilec addition reaction while arenes prefer electrophilic substitution reactions ? Explain.

Why do alkynes undergo addition reactions while simple alkenes do not?

Why does benzene undergo electrophilic substitution reaction instead of electrophilic addition reaction ? Discuss the mechanism of chlorination of benzene,

The ether that undergoes electrophilic substitution reactions is

MODERN PUBLICATION-HYDROCARBONS-Revision Exercises (Short Answer Questions (Carrying2 or 3 marks))
  1. Which out of ethylene or propylene is more reactive to the addition of...

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  2. Explain the terms substitution and addition reactions ? Methane gives ...

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  3. Why do alkenes undergo electrophilic addition reactions ? Explain the ...

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  4. How do you account for acidic nature of alkynes as compared to alkenes...

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  5. Discuss the general mechanism of the electrophilic substitution in ben...

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  6. Discuss the structure of benzene in terms of resonance and orbital con...

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  7. Why does benzene undergo electrophilic substitution reaction instead o...

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  8. How will you convert benzene into acetophenone ? Discuss the mechanism...

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  9. How is benzene converted into nitrobenzene ? Discuss the mechanism of ...

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  10. Explain the directive influence of substituents on benzene and their e...

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  11. Explain the term polymerisation with two examples.

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  12. Explain the following: (i) Alkynes are acidic in nature. (ii) Alk...

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  13. Give four important reactions of benzene and explain the mechanism of ...

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  14. Explain the mechanism of the following reactions : (i) Sulphonation of...

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  15. Draw the structures of six isomeric pentenes, C(5)H(10) Specify as E o...

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  16. Write down the products of ozonolysis of 1, 2-dimethylbenzene (o-xylen...

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  17. If one mole of HBr is added to the following compounds, write down the...

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  18. Write structures of all the alkenes which on hydrogenation give 2-meth...

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  19. Which of the following polymerises most readily and why? (i) Acetyl...

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  20. Why does benzene undergo electrophilic substitution reactions easily a...

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