Home
Class 12
CHEMISTRY
Why are the Gr-18 elements called as ine...

Why are the Gr-18 elements called as inert gases ?

Promotional Banner

Topper's Solved these Questions

  • ORGANIC COMPOUNDS CONTAINING NITROGEN

    USHA PUBLICATION|Exercise EXERCISE |137 Videos

  • POLYMERS AND CHEMISTRY IN EVERYDAY LIFE

    USHA PUBLICATION|Exercise EXERCISE |371 Videos

Similar Questions

Explore conceptually related problems

Why are Gr 16 elements called chalcogens ?

Why do the Gr-18 elements not form compounds under ordinary conditions ?

What are zero group elements ? Give the electronic configuration of the first four of them. Why zero group elements are also known as inert gases ?

The figure given below shows the relative contribution of four green house gases to global warming . (i) Identify the gases A and C. (ii) Why are these four gases called the greenhouse gases ?

The outermost shell of the elements of inert gases is characterised by

Fill in the blanks : The hydride of Gr 15 element used as refrigerant is …………..

Which group elements are called as chalcogens.

USHA PUBLICATION-P-BLOCK ELEMENTS( GR-15,GR16,GR17,GR18)-EXERCISE
  1. On heating a compound A gives compound 'B' which is a constituent of a...

    Text Solution

    |

  2. Fluorine has less -ve value of electron gain enthalpy than chlorine. E...

    Text Solution

    |

  3. Why are the Gr-18 elements called as inert gases ?

    Text Solution

    |

  4. Write two uses of Helium.

    Text Solution

    |

  5. Give the preparation of XeF2 and XeF4.

    Text Solution

    |

  6. Discuss the trends in properties of hydrides of Gr-16 family (any thre...

    Text Solution

    |

  7. How is SO2 prepared in the laboratory?

    Text Solution

    |

  8. Describe the laboratory method of preparation of sulphur dioxide. How ...

    Text Solution

    |

  9. How does SO2 react with Mg metal

    Text Solution

    |

  10. How does SO2 react with acidified K2Cr2O7

    Text Solution

    |

  11. Write all the members of halogen family.

    Text Solution

    |

  12. What happens when Sulphur dioxide is passed through FeCl3 solution ?

    Text Solution

    |

  13. What happens when O3 is passed through acidified SnCl2 solution ?

    Text Solution

    |

  14. What happens when SO2 is passed thorugh aqueous solution of H2S?

    Text Solution

    |

  15. What happens when SO2 is passed through chlorine water ?

    Text Solution

    |

  16. Describe the Siemen's method of preparation of Ozone. How does it reac...

    Text Solution

    |

  17. Describe the Siemen's method of preparation of Ozone. How does it reac...

    Text Solution

    |

  18. What happens when Nal is heated with conc. H2SO4 ?

    Text Solution

    |

  19. What happens when H2S gas is passed through conc. solution of ammonia ...

    Text Solution

    |

  20. Why is H2SO4 a syrupy liquid ?

    Text Solution

    |