Which element is unstable atom??
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Alpha particles represent the nuclei of helium atoms, comprised of two protons and two neutrons. These subatomic particles are produced by radioactive alpha decay in large, unstable atoms. These particles have relatively low energy and are unable to penetrate very deeply into other materials.
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Alpha particles represent the nuclei of helium atoms, comprised of two protons and two neutrons. These subatomic particles are produced by radioactive alpha decay in large, unstable atoms. These particles have relatively low energy and are unable to penetrate very deeply into other materials.
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