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An element 'A' has atomic number 28. Wha...

An element 'A' has atomic number 28. What is the
electronic configuration of the elements below it in the periodic table? Predict their chemical properties.

Text Solution

Verified by Experts

(i) electronic configuration of element A
(ii) electronic configutation corresponding to Z = 28
(iii) postion of A in the periodic table
(iv) position of the element present below A in the
periodic table and its electronic configuration
(v) determination of the propertise from its position
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Knowledge Check

  • An element has atomic number 37 the electronic configuration of the element is

    A
    `(2 8)3s^(2)3p^(6) 3d^(10)4s^(2)5s^(6)4p^(5)`
    B
    `(2 8)3s^(2)3p^(6)3d^(10)4s^(2)4p^(6)5s^(1)`
    C
    `(2 8)3s^(2)3p^(6) 4s^(2)3d^(9)5s^(1)4p^(5)`
    D
    None of the above

  • An element with atomic number 64 will have the electronic configuration

    A
    `[Xe]6s^2 4f^8`
    B
    `[Xe]6s^2 4f^7 5d^1`
    C
    `[Xe]4f^(10)`
    D
    `[Xe]6s^2 4f^7 5p^1`

  • The electronic configuration of the element with Atomic number 19 is

    A
    2,8,7
    B
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    C
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    D
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