[IME 1994] Reescreva, na folha de resposta, as...

Reescreva, na folha de resposta, as equações nucleares a seguir, completando as lacunas $I$ , $II$ , $III$ , $I V$ e $V$ .

a) $X_{92}^{238} X_{292}^{2238} U \to X_{90}^{234} Th + (I)$

b) $X_{90}^{234} X_{290}^{2234} Th \to X_{91}^{234} Pa + (II)$

c) $X_{35}^{87} X_{235}^{287} Br \to X_{35}^{86} Br + (III)$

d) $X_{7}^{13} X_{27}^{213} N \to X_{6}^{13} C + (IV)$

e) $X_{19}^{40} X_{219}^{240} K + (V) \to X_{18}^{40} Ar$