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Which pair of atomic numbers represent. ...

Which pair of atomic numbers represent. Element which are both s-block elements

A

7, 15

B

6, 12

C

9, 17

D

3, 12

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Knowledge Check

  • Which pair of atomic numbers represent s-block elements?

    A
    3,12
    B
    6,12
    C
    9,17
    D
    7,15
  • Which pair of atomic numbers represents s- block elements ?

    A
    `7, 15 `
    B
    `6, 12`
    C
    `9.17`
    D
    `4,12`
  • Which is not a s- block element ?

    A
    `[Ar]4s^(2)3d^(10)4p^(6)5s^(1)`
    B
    `1s^(2)2s^(2)2p^(1)`
    C
    `[He]2s^(2)2p^(6)3s^(1)`
    D
    None of these
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