Member for
1 ปี 6 เดือนAge: 12-14
Level: 7
Language: Hungarian
(hu)
ไอดี: 2241868
12/12/2022
Country code: RO
Country: Romania
Main content: Vegyjelek tanulása (1835021)
From worksheet author:
Kémiai elemek vegyjeleinek gyakorlása
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![Vegyjelek Vegyjelek](/sites/default/files/styles/worksheet/public/def_files/2022/12/12/212121329334623165/212121329334623165001.jpg?itok=NZ-qbYGv)