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An alpha particle is a high-energy particle that contains:

A. One proton and one neutron.
B. One electron.
C. Two protons and two neutrons.
D. One proton.


Sagot :

Final answer:

An alpha particle is a high-energy particle equivalent to a helium nucleus made of two protons and two neutrons, with low penetration power.


Explanation:

An alpha particle is a high-energy particle that consists of two protons and two neutrons bound together. It is equivalent to a helium nucleus, represented as He2+. Alpha particles have low penetration power, meaning they can be stopped by a thin barrier like paper or skin.


Learn more about Alpha Particles here:

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