Index
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Élément chimique
Matching exercise
Match the items on the right to the items on the left.
Check
Sodium
???
B
Li
Be
F
Na
N
Azote
???
B
Li
Be
F
Na
N
Lithium
???
B
Li
Be
F
Na
N
Bérillium
???
B
Li
Be
F
Na
N
Bore
???
B
Li
Be
F
Na
N
Fluor
???
B
Li
Be
F
Na
N
Check
OK
Index
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