Question

Question 19 (1 point)

222 218 4
Rn---> Po+ He
86 84 2



Which statement below correctly identifies the parent and daughter atom in the nuclear decay equation above.

a
The parent atom is Po-218, and the daughter atom is Rn-222.
b
The parent atom is Po-218, and the daughter atom is He-4.
c
The parent atom is Rn-222, and the daughter atom is He-4.
d
The parent atom is Rn-222, and the daughter atom is Po-218.

Answer 1

c
The parent atom is Rn-222, and the daughter atom is He-4.