Textbook Problem

Indicate the symbol, the mass number, and the atomic number of the missing product i each of the following nuclear reactions.

1. (a) ${}_7^{13}\text{N}{\to }_6^{13}\text{C}\text{+}\text{?}$
2. (b) ${}_{20}^{41}\text{Ca}+{}_{-1}^0\text{e}\to \text{?}$?
3. (c) ${}_{38}^{90}\text{Sr}{\to }_{39}^{90}\text{Y}\text{+}\text{?}$
4. (d) ${}_{11}^{22}\text{Na}\to \text{?}\text{+}{}_1^0\beta$