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The atomic number of an element X is 19....

The atomic number of an element `X` is `19`. The number of electrons in its ion `X^(+)` will be

A

`18`

B

`19`

C

`20`

D

`21`

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A
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Knowledge Check

  • The atomic number of an element Y is 17. The number of electrons in its ion Y^(-) will be:

    A
    17
    B
    18
    C
    19
    D
    20

  • The atomic number of an element E is 16. The number of electrons in its ion E^(2-) will be :

    A
    `16`
    B
    `18`
    C
    `15`
    D
    `14`

  • The atomic number of an element X is 3. What will be the number of electrons in its ions X^(3+) ?

    A
    `11`
    B
    `15`
    C
    `16`
    D
    `10`

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