Based on Table N, which particle is emitted by the radioactive decay of francium-220?

June 2023 NY Regents Chemistry Exam

28 Based on Table N, which particle is emitted by the radioactive decay of francium-220? (1) an alpha particle

(2) a beta particle

(3) a positron

(4) a neutron

Solution: According to Table N, francium-220 emits an alpha particle.

Answer: 1

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