Question

Complete the following nuclear changes:

$$ { } _ { 9 2 } ^ { 2 3 8 } P \longrightarrow { } _ { \dots  \dots } ^ { \dots \dots } Q + { } _ { 2 } ^ { 4 } H e \longrightarrow { } _ { \dots \dots } ^ { \dots \dots } R + { } _ { - 1 } ^ {\;\;0 } e $$

Answer 1

\[\ce {^238_92 P -> ^234_90Q + ^4_2He->^234_91{R} + ^0_-1e}\]