Chemical Symbols 61-90
English
پیشرفته
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).
توضیحات
تگها
30
سوال
10 ثانیه
به ازای سوال
0:45
زمان متوسط
3.0
امتیازات مسابقه
5
شرکتکننده
Question 10: there are two times the answer Yb.