Home
Class 10
CHEMISTRY
Helium is an unreactive gas and neon is ...

Helium is an unreactive gas and neon is gas of extermely low reactivity
What if anything do their atmos have in common?

Promotional Banner

Topper's Solved these Questions

  • PERIODIC CLASSIFICATION OF ELEMENTS

    MODERN PUBLICATION|Exercise EXAMPLE|53 Videos

  • METALS AND NON-METALS

    MODERN PUBLICATION|Exercise EXERCISE|429 Videos

Similar Questions

Explore conceptually related problems

What do all acids and all bases have common? Explain.

What properties do the elements in the same vertical column of the periodic table as fluorine have in common?

Noble gas elements have low melting and boiling points. Why?

What do you mean by a perfect gas?

What structural, functional characteristics do cilia, Flagella and ventriole have in common?

What property do all elements in the same column of the periodic table as boron have in common?

Two ideal gas thermometers A and B use oxygen and hydrogen respectively. The following observation are made: What do you think to the reason for slightly different answers from A to B? (The thermometers are not faulty).

MODERN PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-EXAMPLE
  1. Besides gallium which other elements have since been discovered to fil...

    Text Solution

    |

  2. What were thae criteria used by Mendeleev in creating his periodic tab...

    Text Solution

    |

  3. Why do you think the noble gases are placed in a separate group?

    Text Solution

    |

  4. How could modern periodic table remove various anomallies of mendeleev...

    Text Solution

    |

  5. Name two elements you would expect to show chemical reactions similar ...

    Text Solution

    |

  6. Name three elements that have only a single electron in their outermos...

    Text Solution

    |

  7. Name two elements that have two electrons in their outermost shells

    Text Solution

    |

  8. Name: three elements with filled outermost shells

    Text Solution

    |

  9. Lithium, sodium, potassium are all metals that react with water to lib...

    Text Solution

    |

  10. Helium is an unreactive gas and neon is gas of extermely low reactivit...

    Text Solution

    |

  11. In the modern periodic table which are the metals among the first ten ...

    Text Solution

    |

  12. By considering their position in the periodic table, which one of the ...

    Text Solution

    |

  13. Which of the following statements Is not a correct statement about the...

    Text Solution

    |

  14. Which element has: Two shells both of which are completely filled wit...

    Text Solution

    |

  15. Which element has: The electronic configuration 2, 8, 2?

    Text Solution

    |

  16. Which element has: A total of three shells, with four electrons in it...

    Text Solution

    |

  17. Which element has: A total of two shells with three electrons in its ...

    Text Solution

    |

  18. Which element has: Twice as many electrons in its second shell as in ...

    Text Solution

    |

  19. What property do all elements in the same column of the periodic table...

    Text Solution

    |

  20. An atom has electronic configuration 2,8,7. What is the atomic number ...

    Text Solution

    |