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Write the molecular formula, electron do...

Write the molecular formula, electron dot structural formula and structural formula of ethyne.

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`(i) C_2H_2 (ii) H:C::CH (iii) H - C -= C - H`
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ICSE-ORGANIC CHEMISTRY -QUESTIONS FOR PRACTICE
  1. What do n and 2n - 2 signify in the general formula of alkynes?

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  2. Write the number of H atoms in a molecule of alkyne if the number of C...

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  3. Write the molecular formula, electron dot structural formula and struc...

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  4. Write the IUPAC name of acetylene.

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  5. Ethyne undergoes addition reaction. State one reason.

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  6. Write the reaction of chlorine with ethyne in the presence of light

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  7. Write the reaction of chlorine with ethyne in the absence of light

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  8. Write the equation for the conversion of ethyne to ethane.

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  9. Name the property of ethyne which makes it useful for cutting and weld...

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  10. Write the equations for the reaction of ethyne with chlorine

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  11. Write the equations for the reaction of ethyne with bromine

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  12. Write the equations for the reaction of ethyne with hydrogen

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  13. How is ethyne converted to ethene

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  14. How is ethyne converted to ethane

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  15. How is ethyne converted to tetrabromoethane

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  16. Write two chemical tests to distinguish ethyne from ethene

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  17. Name a hydrocarbon which will form a red precipitate with ammoniacal s...

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  18. The compound containing 4 carbon and 6 hydrogen atoms is an. (alkane/ ...

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  19. The hydrocarbons involving carbon to carbon triple bonds are called (a...

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  20. Alkynes are hydrocarbons.(saturated/unsaturated)

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