Home
Class 12
CHEMISTRY
Why do boiling points of noble gases inc...

Why do boiling points of noble gases increase from helium to radon?

Text Solution

Verified by Experts

As the size of the noble gas increases, Van der Waal.s forces of attraction increase accordingly and hence the - boiling points, increase from He to Rn.
Promotional Banner

Topper's Solved these Questions

  • P - BLOCK ELEMENTS

    OSWAAL PUBLICATION|Exercise TOPIC - 4 (GROUP - 18 ELEMENTS, THEIR PROPERTIES AND SOME IMPORTANT COMPOUNDS)(SHORT ANSWER TYPE QUESTIONS)|7 Videos

  • P - BLOCK ELEMENTS

    OSWAAL PUBLICATION|Exercise TOPIC - 4 (GROUP - 18 ELEMENTS, THEIR PROPERTIES AND SOME IMPORTANT COMPOUNDS)(LONG ANSWER TYPE QUESTIONS - I)|3 Videos

  • P - BLOCK ELEMENTS

    OSWAAL PUBLICATION|Exercise TOPIC - 3 (GROUP - 17 ELEMENTS, THEIR PROPERTIES AND SOME IMPORTANT COMPOUNDS)(LONG ANSWER TYPE QUESTIONS - I)|14 Videos

  • ORGANIC COMPOUNDS CONTAINING NITROGEN

    OSWAAL PUBLICATION|Exercise CYANIDES , ISOCYANIDES AND DIAZONIUM SALTS PREPARATION , PHYSICAL AND CHEMICAL PROPERTIES USES ( Long Answer Type Questions-II )|3 Videos

  • POLYMERS

    OSWAAL PUBLICATION|Exercise LONG ANSWER TYPE QUESTIONS - II|2 Videos

Similar Questions

Explore conceptually related problems

Account for the following: (i) The boiling points of alchols decrease with increase in branching of the alkyl chain. (ii) Phenol does not give protonation reaction readily. (iii) Phenyl methyl ehter reacts with HI to give phenol and methyl iodide and not iodobenzene and methyl alcohol.

The basic strength of the oxides of group 2 elements increases from Be to Ba. Why?

In Ramsay and Rayleigh's isolation of noble gases from air,the nitrogen of the air is finally converted into

What is the effect of Boiling point of alcohols on increasing number of carbon atoms.

What is the effect of i) Electron with drawing group on acidity of phenols. ii) Electron donating group on acidity of alcohols. iii) Boiling point of alcohols on increasing number of carbon atoms.

Why is boiling point of ethyl bromide is greater than that of ethyl chloride.

Why noble gases are called rare gases ?

OSWAAL PUBLICATION-P - BLOCK ELEMENTS-TOPIC - 4 (GROUP - 18 ELEMENTS, THEIR PROPERTIES AND SOME IMPORTANT COMPOUNDS)(VERY SHORT ANSWER TYPE QUESTIONS)
  1. Give reason for chemical inertness of noble gases.

    Text Solution

    |

  2. Name the method used for isolation of noble gas mixture from air.

    Text Solution

    |

  3. Why do boiling points of noble gases increase from helium to radon?

    Text Solution

    |

  4. Why do not helium, neon and argon form chemical compounds.

    Text Solution

    |

  5. What is the shape of XeF(6) molecule ?

    Text Solution

    |

  6. Why has it been difficult to study the chemistry of radon ?

    Text Solution

    |

  7. Helium and neon do not form compounds with fluorine. Why ?

    Text Solution

    |

  8. Why are the elements of Group - 18 known as noble gases?

    Text Solution

    |

  9. Neon is generally used for warning signals. Why ?

    Text Solution

    |

  10. Why do noble gases form compounds with fluorine and oxygen only?

    Text Solution

    |

  11. What prompted Bartlett to the discovery of noble gas compounds.

    Text Solution

    |

  12. Noble gases have very high ionisation enthalpy. Why ?

    Text Solution

    |

  13. Ionisation enthalpy decreases down the group in noble gases. Why ?

    Text Solution

    |

  14. How does atomic radii changes in group - 18 elements ?

    Text Solution

    |

  15. Noble gases have large positive values of electron gain enthalpy. Why ...

    Text Solution

    |

  16. Name the first noble gas compound prepared by Neil Bartlett?

    Text Solution

    |

  17. Give common names of noble gases.

    Text Solution

    |

  18. How is XePtF(6) prepared ?

    Text Solution

    |

  19. How is radon obtained ?

    Text Solution

    |

  20. What is the percentage of noble gases in the atmospheric air ?

    Text Solution

    |