Question

State whether the statement is true or false.

"Radon is formed by $\alpha$-decay of radium compounds."

Answer 1

After undergoing alpha decay, an atom of radium 226 becomes radon 222.

The equation for this decay process is

${}_{88}^{226}Ra={}_{86}^{222}Rn{+}_2^{4}He$

This is a true statement.