An alpha particle is
A)a neutral helium atom.
B)any positively charged nucleus.
C)an x-ray.
D)None of the above.

Name: An alpha particle is A)a neutral helium atom. B)any positively charged nucleus. C)an x-ray. D)None of the above.
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Question

Quizplus · Accepted Answer

An alpha particle is specifically a helium-4 nucleus, consisting of two protons and two neutrons, and is positively charged. It is not a neutral helium atom (which would include two electrons), not any positively charged nucleus, and not an x-ray.

An Alpha Particle Is