Home
Class 11
CHEMISTRY
At identical temperature and pressure, t...

At identical temperature and pressure, the rate of diffusion of hydrogen gas is `3sqrt(3)` times that of a hydrocarbon having molecular formula `C_(n)H_(2n-n)`. What is the value of n?

A

1

B

4

C

3

D

8

Text Solution

Verified by Experts

The correct Answer is:
B
`(r_(H_(2)))/(r_(HC))=sqrt((M_(HC))/(M_(H_(2))))`
`3sqrt(3)=sqrt((M_(HC))/(2))" or " M_(HC)=(3sqrt(3))^(2)xx2=54`
`:. "For" C_(n)H_(2n-2),12n+(2n-2)=54" or " n=4`
Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER : GASES AND LIQUIDES

    PRADEEP|Exercise COMPETITION FOCUS (Kinetic theory of gases, kinetic energy and molecular speeds|12 Videos

  • STATES OF MATTER : GASES AND LIQUIDES

    PRADEEP|Exercise COMPETITION FOCUS (Behaviour of real gases and van der Waals equation)|12 Videos

  • STATES OF MATTER : GASES AND LIQUIDES

    PRADEEP|Exercise COMPETITION FOCUS (Differentiating three states of matter and intermolecular forces)|2 Videos

  • SOME p-BLOCK ELEMENTS

    PRADEEP|Exercise Competition Focus (JEE( Main and Advanced)/Medical Entrance) VIII. Assertion-Reason Type Questions (Type I)|23 Videos

  • STATES OF MATTER: SOLID MATTER

    PRADEEP|Exercise COMPETITION FOCUS (ASSERTION-REASON)|17 Videos

Similar Questions

Explore conceptually related problems

At identical temperature and pressure the rate of diffusion of hydrogen gas is 3sqrt3 times that of a hydrocarbon having molecular formula C_(n)H_(2n-n) What is the value of n ? .

The formula C_(n)H_(2n-2) shows

Molecular formula C_(2) H_(7) N represent

The hydrocarbon with the general formula C_(n)H_(2n+2) is an

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

The general molecular formula C_(n)H_(2)O_(2) is applicable to

The compound having the molecular formula C_(3)H_(9)N can represent

PRADEEP-STATES OF MATTER : GASES AND LIQUIDES-COMPETITION FOCUS (Measurement of mass, volume, temperature and pressure, gas laws and ideal gas equation
  1. The density of a gas is 1.964 g dm^(-3) at 273 K and 76 cm Hg. The gas...

    Text Solution

    |

  2. If 10^(-4) dm^(3) of water is introduced into a 1.0 dm^(3) flask to 30...

    Text Solution

    |

  3. The pressure exerted by 6.0 g of methane gas in a 0.03 m^(3) vessel at...

    Text Solution

    |

  4. 2 mole of N(2)O(4) (g) is kept in a closed container at 298 K and 1 at...

    Text Solution

    |

  5. What will happen to volume of a bubble of air found under water in a l...

    Text Solution

    |

  6. An LPG cylinder containing containing 15 kg butane at 27^(@)C and 10 a...

    Text Solution

    |

  7. An evacuated vessel weighs 50 g when empty, 144 g when filled with a l...

    Text Solution

    |

  8. 28 g of each of the following gases are taken at 27^(@)C and 600 mm p...

    Text Solution

    |

  9. The volume of 0.0168 mol of O(2) obtained by decomposition of KClO(3) ...

    Text Solution

    |

  10. Under identical experimental conditions, which one of the following pa...

    Text Solution

    |

  11. A bottle of dry ammonia and a bottle of dry hydrogen chloride connecte...

    Text Solution

    |

  12. XmL of H(2) gas effuses through a hole in a container is 5 second. The...

    Text Solution

    |

  13. A certain gas takes three times as long to effuse out as helium. Its m...

    Text Solution

    |

  14. A 4 : 1 mixture of helium and methane contained in a vessel at 10 bar ...

    Text Solution

    |

  15. 0.5 mol of H(2), SO(2), and CH(4) is kept in a container. A hole was m...

    Text Solution

    |

  16. At identical temperature and pressure, the rate of diffusion of hydrog...

    Text Solution

    |

  17. A 4.0 dm^(3) flask containing N(2) at 4 bar was connected to a 6.0 dm...

    Text Solution

    |

  18. Equal masses of H(2), O(2) and methane have been taken in a container ...

    Text Solution

    |

  19. Equal masses of He, O(2) and SO(2) are taken in a closed container. Th...

    Text Solution

    |

  20. Equal moles of hydrogen and oxygen gases are placed in a container wit...

    Text Solution

    |