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Atomic number 64 will have electronic co...

Atomic number 64 will have electronic configuration

A

`[Xe]_(54), 5s^(2) 4f^(8)`

B

`[Xe]_(54), 6s ^(2), 4f^(2), 5d^(1)`

C

`[Xe]_(54), 4t^(10)`

D

`[Xe]_(54), 6s^(2), 4f^(7), 5p^(1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • 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`

  • Elements up to atomic number 103 have been synthesized and studied. If a newly discovered element is found to have an atomic number 106 , its electronic configuration will be

    A
    `[Rn] 5 f^14, 6 d^4, 7 s^2`
    B
    `[Rn] 5 f^14, 6 d^1, 7 s^2 7 p^3`
    C
    `[Rn]5 f^14, 6 d^6, 7 s^0`
    D
    `[Rn] 5 f^14, 6d^5, 7 s^1`

  • 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

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