Question

Arrange the following metals in decreasing order of their reactivity: (1) Cu, Ca, Mg, Na, Zn (2) You are provided with three metals: sodium, magnesium and copper, Using only water as the reactant, how will you identify each of them (3) Which metal listed in (1) is most likely to occur in the native state?

Answer 1

1: Na, Ca, mg, zn, cu

2: magnesium will float in water

copper doesnot react with water at all

sodium will react vigurously

3: cu