Chemical Symbols 1-30
English
Начальный
Signs and symbols of the first 30 chemical elements of the periodic table. 'Chemical symbol', Wikipedia, The Free Encyclopedia, 27 April 2020, 22:32 UTC, <https://en.wikipedia.org/w/index.php?title=Chemical_symbol&oldid=953572147> [accessed 14 May 2020]
Описание
30
Вопросов
10 сек
На вопрос
1:05
Среднее время
3,0
Результат в конкурсе
10
Прошли тест
It won't be so simple... Lol
Editing is not allowed for now.