(a(i))[1]
Give the nuclide notation for the isotope displayed in Fig. 11.1.
(a(ii))[1]
Complete the key by adding the name of the third particle type shown in Fig. 11.1.
(b(i))[1]
State which diagrams show an isotope of beryllium.
(b(ii))[1]
State which diagram shows a positive ion.
(c)[2]
Calculate the half-life of the radioactive source.