Home
Class 10
CHEMISTRY
What do n and 2n - 2 signify in the gene...

What do n and 2n - 2 signify in the general formula of alkynes?

Text Solution

Verified by Experts

In the general formula of alkynes, n represents the number of C atoms and 2n - 2 represents the number of H atoms.
Promotional Banner

Topper's Solved these Questions

  • ORGANIC CHEMISTRY

    ICSE|Exercise IMPORTANT QUESTIONS FOR REVISION |79 Videos

  • ORGANIC CHEMISTRY

    ICSE|Exercise IMPORTANT QUESTIONS FOR REVISION (TRUE OR FALSE) |6 Videos

  • ORGANIC CHEMISTRY

    ICSE|Exercise QUESTIONS |55 Videos

  • MOLE CONCEPT AND STOICHIOMETRY

    ICSE|Exercise ASSERTION AND REASON BASED QUESTIONS|1 Videos

  • PART B (STIOCHIOMETRY) PRECENTAGE COMPOSITION - EMPIRICAL & MOLECULAR FORMULA CHEMICAL EQUATION CALCULATIONS

    ICSE|Exercise Questions (G : Chemical Equations)|17 Videos

Similar Questions

Explore conceptually related problems

The general formula of alkynes is:

Write the general formula of alkynes.

What is the general formula of silicones?

What do LDP and HDP signify ?

What is the general formula of an amino acid?

C_(n)H_(2n)O_(2) is the general formula of

What is the general formula of Grignard reagents ?

Fill in the blanks by choosing appropriate words from the following list : List : addition, carboydrates ,hydrocarbons, C_n H_(2n + 2,) catenation,, homologus, substitution (i) Alkanes generally undergo ..... Reactions. (ii) Compunds containing carbon and hydrogen onhly are called . ..... (iii) The general formula for alkanes is.................. (iv) A family of organic compunds with the same general formula is known as a ...........series.

The general formula______ represents alkynes.

What is the general formula for haloalkanes? (X=halogen atom, n = 1, 2, 3…)

ICSE-ORGANIC CHEMISTRY -QUESTIONS FOR PRACTICE
  1. What is the common name of ethyne (C2H2) ?

    Text Solution

    |

  2. Write the general formula of alkynes.

    Text Solution

    |

  3. What do n and 2n - 2 signify in the general formula of alkynes?

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  6. Write the IUPAC name of acetylene.

    Text Solution

    |

  7. Ethyne undergoes addition reaction. State one reason.

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  15. How is ethyne converted to ethene

    Text Solution

    |

  16. How is ethyne converted to ethane

    Text Solution

    |

  17. How is ethyne converted to tetrabromoethane

    Text Solution

    |

  18. Write two chemical tests to distinguish ethyne from ethene

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |