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is a radioactive in group one elements...

________ is a radioactive in group one elements

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Francium
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_________ is a radioactive element.

Which is the radioactive element in group 1 element? What is its half-life period?

Knowledge Check

  • The radioactive element of group 2 element is_________

    A
    Strontium
    B
    Radium
    C
    Beryllium
    D
    francium

  • Find out radioactive element?

    A
    `He`
    B
    `Rn`
    C
    `Xe`
    D
    `Ar`

    • Similar Questions

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    Which is the radioactive element in group 1 element? What is its half-life period?

    The ___________ contains the group 1 and 2 elements.

    Halogens or group 17 elements.

    Artifical radioactivity is induced in the elements like boron, aluminium etc.

    _____________ are two elements which are radioactive with atomic number less than 83.

    Define radioactivity. What are radioactive elements ?

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