Alpha pairticle

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Alpha pairticles consist o twa protons an twa neutrons boond thegither intae a pairticle identical tae a helium nucleus. Thay are generally produced in the process o alpha decay, but mey an aa be produced in ither ways. Alpha pairticles are named efter the first letter in the Greek alphabet, α. The seembol for the alpha pairticle is α or α2+. Acause thay are identical tae helium nuclei, thay are an aa sometimes written as He2+
or 4
2
He2+
indicatin a Helium ion wi a +2 charge (missin its twa electrons). If the ion gains electrons frae its environment, the alpha pairticle can be written as a normal (electrically neutral) Helium atom 4
2
He
.