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The alpha particles are compact clusters of______________?

AElectron and Proton

BTwo Protons and two Neutrons

CThree protons and three Neutrons

DNone

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Correct Answer: B: Two Protons and two Neutrons

Explanation: The correct answer is B: Two protons and two neutrons. Alpha particles are compact clusters of two protons and two neutrons — essentially a helium-4 nucleus. They are emitted during radioactive decay of heavy elements.

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