# Mg produces hydrogen with dilute HNO_3 but Zn does not do so. What is the explanation of this phenomenon?

$Z n \left(s\right) + 2 H N {O}_{3} \left(a q\right) \rightarrow Z n {\left(N {O}_{3}\right)}_{2} \left(a q\right) + {H}_{2} \left(g\right) \uparrow$