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Let an atom with atomic number 119 is d...

Let an atom with atomic number 119 is discovered today. Which group of the Periodic Table will be suitable for its placement?

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Let, the element with atomic number 117 is discovered today.Which group of the periodic table wil be most suitable for it?Give reason.

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Knowledge Check

  • Which of the following elements is not present in group 2 of the Modern Periodic Table?

    A
    Be
    B
    Na
    C
    Mg
    D
    Ca

  • Element X forms a chloride with the formula XCl_2 which is a solid with a high melting point. X would most likely be in the same group of the periodic Table as_____

    A
    Na
    B
    Mg
    C
    Ai
    D
    Si

  • Gadolinium belongs to 4f series. Its atomic number is 64. Which of the following is the correct electronic configuration of gadolinium

    A
    `[Xe]4f^7 5d^1 6s^2`
    B
    `[Xe]4f^6 5d^2 6s^2`
    C
    `[Xe]4f^8 6d^2`
    D
    `[Xe]4f^9 5s^1`

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    The element A has atomic number 15. To which period of the periodic table the element belongs?

    The elements X is placed in group 2 of the Periodic Table. The formula of its chloride is ____

    Modern periodic tables is based on the atomic number of the elements . The experiment which proved the significance of the atomic number was

    Write the atomic number of the element in which the filling of 3d-subshell in the atom just starts.

    Who showed that the atomic number of an element is a more fundamental property than its atomic mass and when?

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