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Why do alkynes not show geometrical isom...

Why do alkynes not show geometrical isomerism ?

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Although alkynes possess hindered rotation about triple bond, there is only one additional bonding site on a triply bonded carbon. Therefore, no geometical isomerism is possible in alkynes.
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ICSE-HYDROCARBONS -SHORT ANSWER TYEP QUESTIONS
  1. Identify the type of isomerism exhibited by the following compounds ? ...

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  2. Identify the type of isomerism exhibited by the following compounds ? ...

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  3. Why do alkynes not show geometrical isomerism ?

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  4. Discuss with examples the various types of isomerism shown by alkynes.

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  5. What is the origin of petroleum in nature ?

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  6. How is petroleum mined from an oil well ?

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  7. What do you understand by cracking ? What is its significance in petro...

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  8. Define reforming. How is the process useful in improving the quality o...

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  9. What is synthetic petrol?

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  10. What is knocking? How is it related to the structure of hydrocarbons u...

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  11. Define octane number. A sample of gasoline produces the same knocking ...

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  12. Describe different methods to improve the quality of a fuel used in a ...

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  13. What is the relationship between the structure of hydrocarbons used as...

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  14. What is Wurtz reaction ? Explain with examples. What are its limitatio...

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  15. What are Grignard reagents and how are they prepared ? What happens wh...

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  16. Describe Kolbe's electrolytic method for the preparation of methane.

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  17. Explain why A branched chain alkane possesses lower boiling point than...

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  18. Explain why Alkanes with odd number of carbon atoms possess lower boil...

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  19. Explain why Alkanes do not possess much chemical reactivity under ordi...

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  20. What do you understand by substitution reactions? Explain taking the e...

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