Alkali metals in water

Here are three animations comparing the reactivity of lithium, sodium and potassium in water. Use the images to support your observations in classroom.

2018_03_23_Li_H2O_01

Lithium

2018_03_23_Na_H2O_01

Sodium

2018_03_23_K_H2O_02

Potassium

Movie clips can be viewed  here:

Lithium

Sodium

Potassium

What is the order of reactivity of the three metals?

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