Home
Class 10
CHEMISTRY
All akali metals are solids but hydro...

All akali metals are solids but hydrogen is a gas with diatomic molecules . Do you justify the inclusion of hydrogen in first group with alkali metals ?

Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS -THE PERIODIC TABLE

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION (SECTION -IV) (APPLICATION TO DAILY LIFE , CONCERN TO BIODIVERSITY )|4 Videos

  • CLASSIFICATION OF ELEMENTS-THE PPERIIODIC TABLE

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|20 Videos

Similar Questions

Explore conceptually related problems

In the first group (alkali metals) :

Hydrogen has similarity with alkali metals in

The property of hydrogen which distinguishes it from other alkali metals is

Show that acids produce hydrogen gas when react with metals

How do metal displaces hydrogen from acids? Explain with an activity.

Metals displaces hydrogen gas from dilute acids. This is an example for

How do you account for the highly electro-positive nature of alkali metals ?

a) All acids give hydrogen gas with metals. · b) All bases give hydrogen gas with metals.

VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. What relation about elements did dobereiner want to establish ?

    Text Solution

    |

  2. The densities of calcium (ca ) and barium (Ba ) are 1.55 and 3.5...

    Text Solution

    |

  3. All akali metals are solids but hydrogen is a gas with diatomic...

    Text Solution

    |

  4. IF lanthanides and actinides are inserted within the table . Im...

    Text Solution

    |

  5. Do you know why Newlands proposed the law of octaves ? Explain...

    Text Solution

    |

  6. Why did Mendeleeff had to leave certain blank spaces in his per...

    Text Solution

    |

  7. What is your understanding about Ea (2 ) O(3 ) , EsO(2) ?

    Text Solution

    |

  8. Second ionization energy of an element is higher than its firs...

    Text Solution

    |

  9. The calculated electron gain enthaly values for alkaline earth m...

    Text Solution

    |

  10. Do you think Newland's law of octaves is correct ? Justify .

    Text Solution

    |

  11. Why are lanthanides and actinides placed separately at the bot...

    Text Solution

    |

  12. The second period element , for example , for example 'F' has ...

    Text Solution

    |

  13. Observe the following table and Fill it . Observations ...

    Text Solution

    |

  14. Observe the following table and Fill it . Observations ...

    Text Solution

    |

  15. What is atomic number ?

    Text Solution

    |

  16. Consider the following elements of third period of modern periodic ta...

    Text Solution

    |

  17. How does the valency vary on going down a group ?

    Text Solution

    |

  18. DO the atom of an element and its ion have same size ?

    Text Solution

    |

  19. Imagine , which one in each of the following pairs is large in...

    Text Solution

    |

  20. Imagine , which one in each of the following pairs is large in...

    Text Solution

    |