(a)[4]
Describe the structure and composition of a neutral atom of uranium-235.
(b)[1]
Describe the difference between an atom of uranium-238 and an atom of uranium-235.
(c)[2]
Fill in the missing nuclide in this fission equation. $n + {}^{235}_{92}\text{U} \rightarrow {}^{140}_{54}\text{Xe} + ............ E + 2n$
(d(i))[1]
Determine the proton number for Q.
(d(ii))[1]
Work out the nucleon number of Q.