A nucleus of transforms into as its daughter nucleus

CHEMISTRY · Single correct · US High School · Chemistry · Atomic Structure & Nuclear · Atomic Structure & Nuclear

Problem

A nucleus of

\mathrm{^{226}_{88}Ra}

transforms into

\mathrm{^{222}_{86}Rn}

as its daughter nucleus. Which type of decay most likely occurred? (a)

\beta^{+}

decay (b)

\gamma

emission (c)

\alpha

decay (d)

\beta^{-}

decay