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The electronic configuration of metal M ...

The electronic configuration of metal M is `1s^(2)2s^(2)2p^(6)3s^(1).` The formula of its oxide will be :

A

M O

B

`M_(2)O`

C

`M_(2)O_(3)`

D

`MO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Electronic configuration indicates that the metal is univalent (alkali metal). Its oxide will be `M_(2)O`
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Knowledge Check

  • The electronic configuration of metl M is 1s^(2)2s^(2)2p^(6)3s^(1) . The formula of its oxide will

    A
    `MO`
    B
    `M_(2)O`
    C
    `SO_(3)`
    D
    all of these

  • The electronci configuration of metal M is 1s^(2), 2s^(2)p^(6), 3s^(1). The formula of its oxide would be

    A
    MO
    B
    `M_(2)O`
    C
    `M_(2)O_(3)`
    D
    `MO_(2)`

  • The element with electronic configuration 1s^(2)2s^(2)2p^(6)3s^(2) is

    A
    member of alkali family
    B
    a noble gas
    C
    an alkaline earth metal
    D
    unpredictable.

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