Arrange `Be,Mg,Ca,Sr` and `Ba` in increasing order of reactivity.

Compose an activity to arrange Ca, Mg and Fe metals in the decreasing order of reactivity with water. Write suitable balanced chemical equations.

Compose an activity to arrange Ca, Mg and Fe metals in the decreasing order of reactivity with water. Write suitable balanced chemical equations and draw diagrams.

Arrange the following metals in the increasing order of reactivity.

Arrange the metals Mg, Na, Ag, Cu, Fe, Zn in the increasing order of reactivity.

Arrange the following according to the instruction given in bracket : K, Pb, Ca, Zn [In the increasing order of reactivity].

Arrange Ca,Zn,Ba,Fe,Au,Ag and Cu in order of decreasing reactivity.