Physics 9702 · AS & A Level · Atoms, nuclei and radiation

Atoms, nuclei and radiation — practice question

The four nuclei are shown below. $^{28}_{14}E\quad ^{25}_{15}G\quad ^{25}_{12}M\quad ^{24}_{13}Q$ Which of the following statements about these nuclei is correct?

  • AAn uncharged atom of element $Q$ has $24$ orbital electrons.
  • BNucleus $M$ could transform into $Q$ by emitting a beta particle.
  • CNuclei $G$ and $M$ are isotopes of the same element.
  • DWhen $E$ absorbs a neutron and then emits an alpha particle, nucleus $E$ transforms into $M$.

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