Column A

Question

1.
The atomic number of the new daughter atom is _______.
2.
The mass number of the new daughter atom is _______.
3.
The symbol of the new daughter atom is _______.
Column B
a.125
b.53
c.Xe
d.Te
e.54
f.I
g.124

Answer 1

1. b
2. a
3. c