Chemical Symbols 61-90
English
Fortgeschritten
Signs and symbols of the 61st to 90th chemical elements of the periodic table. "Chemical symbol," Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/w/index.php?title=Chemical_symbol&oldid=953572147 (accessed May 14, 2020).
Beschreibung
Schlagwörter
30
Fragen
10 Sek
Pro Frage
0:41
Durchschnittliche Zeit
3,0
Ergebnis des Wettbewerbs
4
Teilnehmer
Question 10: there are two times the answer Yb.