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An alpha particle is equivalent to.........

An alpha particle is equivalent to.............or.............. .

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The correct Answer is:
a helium nucleus ; a doubly ionised helium atom.
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Knowledge Check

  • Alpha particles are

    A
    `2` free protons
    B
    helium atoms
    C
    singly ionised helium atoms
    D
    doubly ionised helium atoms

  • Alpha particles are

    A
    protons
    B
    charged helium atoms
    C
    positron
    D
    electrons.

  • The alpha particles are

    A
    High`-` energy electrons
    B
    Positively charged hydrogen ions
    C
    High`-` energy `X-` rays radiations
    D
    Double positively charged helium nuclei.

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