What does alpha decay release? Chemistry Nuclear Chemistry Alpha Decay 1 Answer David G. Apr 15, 2016 Alpha decay releases an alpha particle, #""_2^4alpha#, which consists of 2 neutrons and 2 protons. It can be thought of as a 'naked' (no electrons) helium ( #""_2^4He#) nucleus. Answer link Related questions How do alpha particles decay? How do you write nuclear equations for alpha decay? How does alpha decay help stabilize a nucleus? Why are alpha particles positive? How can I calculate alpha decay? How is alpha decay used by humans? How does alpha decay change the nucleus of a radioactive atom? How does alpha decay differ from beta decay? How do alpha particles interact with matter? How do alpha particles cause ionisation? See all questions in Alpha Decay Impact of this question 2191 views around the world You can reuse this answer Creative Commons License