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|Highscores (337 registered players)|
|1||Jeremiah31415926535||100%||0:20.1 min.||15 Oct, '19|
|2||bix21||100%||0:21.7 min.||18 Jun, '11|
|3||Eoin||100%||0:21.9 min.||3 May, '09|
|4||Arturo||100%||0:23.3 min.||1 May, '09|
|5||bifi||100%||0:23.4 min.||1 May, '09|
|6||World of warcraft||100%||0:23.8 min.||2 May, '09|
|7||sarah||100%||0:24.0 min.||3 May, '09|
|8||Zoulch||100%||0:25.3 min.||28 Apr, '09|
This is an online quiz called Groups (Families) of the Periodic Table
There is a printable worksheet available for download here so you can take the quiz with pen and paper.
Seems easy, and you can easily cheat on some of the answers. Do you know or can you deduce the others?
Image by the User Cepheus at Wikipedia/Wikimedia
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