Nuclear Chemistry - Result Question 8
####8. If uranium (mass number 238 and atomic number 92) emits an $\alpha$-particle, the product has mass number and atomic number
(1981, 1 M)
(a) $Ge _{32}^{77}$
(b) $As _{33}^{77}$
(c) $Se _{34}^{77}$
(d) $Se _{34}^{78}$
Objective Questions II
(One or more than one correct option)
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Answer:
Correct Answer: 8. (c)
Solution:
- The nuclear reaction is
$$ { } _{92} U^{238} \longrightarrow{ } _2 He^{4}(\alpha)+{ } _{90} Th^{234} $$
