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Author: piqué sira
Description:
Keywords: , , , , , , online teaching

Content:
Definitions:
0. alumini
1. Bari
2. potassi
3. oxigen
4. Seleni
5. nitrogen
6. cesi
7. clor
8. sodi
9. sofre
10. Ferro
11. plom
12. bor
13. hidrogen
14. xenó
15. liti

Answers:
0. K
1. Li
2. Se
3. O
4. Cl
5. Pb
6. B
7. N
8. Ba
9. Al
10. fe
11. na
12. cs
13. xe
14. H
15. S
.