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an alpha particle really is a nucleus - it's the same as the nucleus of a common atom of helium - but it doesn't have any electrons around it, and it's traveling very fast. Alpha particles are a type of ionizing radiation

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HOpe helped u dear frnd

2 4 2

Alpha particle has 2 protons and 2 neutrons and has the a nucleus just like the helium atom.

Are produced by alpha decay. 

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