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These four elements may seem like a
peaceful bunch, but if you get them wet,
you’ll see just how explosive their tempers
can be! Their pure forms must be kept sub-
merged in oil to prevent the violent reac-
tion caused by contact with water. From
least explosive to most explosive they are
Sodium, Potassium, Rubidium, and Cesium.
THE FOUR EXPLOSIVE
ALKALI EMPERORS
ELEMENT FRIENDS
Among the 118 elements, certain groups
of elements have similar properties, and
some of them even reinforce each other’s
reactions. There are elements who play
well with others and others who just want
to pick a fight...
Gold, silver, and copper are all abundant,
easy ...