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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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4 янв 1890 г. - 9) a new set of elements, the noble gases, were added to the table
Добавлено на ленту времени:
Kashif,Aaron,Felix,Nestor
By
Kashif Naseer
25 окт 2017
0
0
566
Дата:
4 янв 1890 г.
Сейчас
~ 135 г назад
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