Answer the following question given this paragraph: 

Nuclear symbols are used to write nuclear equations for radioactive decay. Let’s consider the example of the beta-minus decay of thorium-234 to protactinium-234. This reaction is represented by the equation:.


Q: What are used to write nuclear equations for radioactive decay?

 Choices:

- trigonometric symbols

- critical symbols

- radioactive symbols

- nuclear symbols

A:
nuclear symbols
