Home
Class 9
CHEMISTRY
In which family does the element He belo...

In which family does the element He belong?

Text Solution

Verified by Experts

Noble gases
Promotional Banner

Topper's Solved these Questions

  • NON - METALS

    V PUBLICATION|Exercise QUESTION BANK|61 Videos

  • REDOX REACTION AND RATE OF CHEMICAL REACTIONS

    V PUBLICATION|Exercise QUESTION BANK|51 Videos

Similar Questions

Explore conceptually related problems

There are three shells in the atom of element 'X', 6 electrons are present in its outermost shell. In which period does this element belong?

The atomic number of element X is 12. [Symbol is not real] Which period does this element belong to ?

Electronic configurations of elements P, Q, Rand S are given below. (These are not actual symbols). P - 2, 2 Q - 2, 8, 2 R - 2, 8, 5 S - 2,8 To which group and period does the element R belong?

Chloride of an element A gives neutral solution in water. In the periodic table, the element A belongs to

What is the family names of elements be-longing to the 17 th group?

V PUBLICATION-PERIODIC TABLE-QUESTION BANK
  1. The electronic configuration of an element is 2, 7. In which group doe...

    Text Solution

    |

  2. The shortest period in the modern periodic table…......

    Text Solution

    |

  3. In which family does the element He belong?

    Text Solution

    |

  4. Find the reason for the follwing: i) Size of the atom decrease from ...

    Text Solution

    |

  5. Find out whether the following statements are true or false. If there ...

    Text Solution

    |

  6. Element A, B , C and its atomic numbers are shown in the table given b...

    Text Solution

    |

  7. List three important characteristics of transistion elements.

    Text Solution

    |

  8. Write down any two major limitation of Mendeleev's periodic table.

    Text Solution

    |

  9. There are three shells in the atom of element 'X', 6 electrons are pre...

    Text Solution

    |

  10. Choose the correct statements from the following and write them. a) ...

    Text Solution

    |

  11. Fill in the blanks intfrac(1)(x)dx=---

    Text Solution

    |

  12. Complete the table.

    Text Solution

    |

  13. Lithium and oxygen are included in the same period in the periodic tab...

    Text Solution

    |

  14. Write down any two advantages of Mendeleev's periodic table.

    Text Solution

    |

  15. Element X, Y, Z and its electronic configuration are shown in the giv...

    Text Solution

    |

  16. Electronic configuration of a few elements are given (Symbols are not ...

    Text Solution

    |

  17. The amount of energy required to liberate the most loosely, bonded ele...

    Text Solution

    |

  18. Atomic number of the elements X and Y are 13 and 16 respectively. ...

    Text Solution

    |

  19. Complete the given statements by choosing the appropriate answer from ...

    Text Solution

    |

  20. Electronic configuration of an atom of an element is 2, 8, 18, 7. a)...

    Text Solution

    |