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Electronic configuration calcium atom ca...

Electronic configuration calcium atom can be written as

A

`[Ne], 4p^(2)`

B

`[Ar], 4s^(2)`

C

`[Ne], 4s^(2)`

D

`[Kr], 4p^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
`Ca (Z = 20): [Ar]^(18) 4s^(2)`
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Knowledge Check

  • Electronic configuration of calcium atom may be written as

    A
    `[Ne]4p^(2)`
    B
    `[Ar]4s^(2)`
    C
    `[Ne]4s^(2)`
    D
    `[Ar]4p^(2)`

  • the ground state electronic configuration of chromium can be written as

    A
    `[Ar] 3d^1 4s^1`
    B
    `[Ar] 3d^1 4s^2`
    C
    `[Ar] 3d^5 4s^1`
    D
    `[Ne] 3d^4 4s^1`

  • Electronic configuration of deuterium atom is

    A
    `1s^1`
    B
    `2s^2`
    C
    `2s^1`
    D
    `1s^2`

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