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making and doing

Chemical conundrum

Can you put these elements together into five groups of four so that all the elements in each group have something in common? Some elements may fit into more than one group, but there is only one complete solution. You may find a periodic table helpful (see p. 32).

Go online (see back cover) for a printable PDF of this activity.

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Previous

Hair-raising chemistry

Next

Cracking the egg timer: dating ancient eggshells with amino acids

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