Question

Neutrons are the source of the fission reaction that occurs within the nuclear power plant. The fissioning process of Uranium-235 can be shown by the following abbreviation. To correctly complete this equation select 6 choices from the elemental symbols, atomic numbers, and atomic masses listed as possible answers. Several combinations will work for a correct answer.
²³⁵₉₂U (n​, 3n) ^b_ac and ^e_df
a) Ba
b) Kr
c) Fe
​d) Sb
e) Sr
f) Xe
g) 26
h) 36
i) 38
​j) 51
k) 54
l) 56
m) 56
n) 90
o) 92
p) 122
q) 141
r) 143

Answer 1

a) Barium is a chemical element with symbol Ba and atomic number 56. It is the fifth element in group 2 and is a soft, silvery alkaline earth metal.

Atomic mass: 137.327 u

b) Krypton is a chemical element with symbol Kr and atomic number 36. It is a member of group 18 elements

Atomic mass: 83.798 u

c) Iron is a chemical element with symbol Fe and atomic number 26. It is a metal in the first transition series

Atomic mass: 55.845 u ± 0.002 u

d) Antimony is a chemical element with symbol Sb and atomic number 51

Atomic mass: 121.76

e) Strontium is the chemical element with symbol Sr and atomic number 38. An alkaline earth metal, strontium is a soft silver-white yellowish metallic element that is highly reactive chemically

Atomic mass: 87.62 u

f) Xenon is a chemical element with symbol Xe and atomic number 54. It is a colorless, dense, odorless noble gas found in the Earth's atmosphere in trace amounts

Atomic mass: 131.293 u