Based on its location on the periodic table, which metal is likely to be less reactive than both strontium and sodium? magnesium (Mg) barium (Ba) cesium (Cs) rubidium (Rb)

Based on its location on the periodic table, which metal is likely to be less reactive than both strontium and sodium?

magnesium (Mg)

barium (Ba)

cesium (Cs)

rubidium (Rb)