question_answer

An isotone of \[_{32}^{76}Ge\]is (a) \[_{32}^{77}Ge\]                       (b) \[_{33}^{77}As\] (c) \[_{34}^{77}Se\]                                        (d) \[_{36}^{81}Kr\]

Answer:

Isotones are species having same number of neutrons. The number of neutrons in\[_{32}G{{e}^{76}}\]are\[7632\]\[=44\]. The species having 44 neutrons is\[_{33}A{{s}^{77}}=77\] \[33=44\]