Question

what type of particle has no mass or charge?
alpha
beta
gamma
proton

Explanation:

• Alpha particles have mass (composed of 2 protons and 2 neutrons) and a positive charge.
• Beta particles (electrons or positrons) have mass (very small) and charge (negative or positive).
• Gamma rays are electromagnetic radiation, and gamma particles (photons) have no mass and no charge.
• Protons have mass and a positive charge.

Answer:

C. Gamma