Index
=>
élement chimique
Matching exercise
Match the items on the right to the items on the left.
Check
sodium
???
K
He
Na
Li
Si
Ti
lithium
???
K
He
Na
Li
Si
Ti
potassium
???
K
He
Na
Li
Si
Ti
silicium
???
K
He
Na
Li
Si
Ti
hélium
???
K
He
Na
Li
Si
Ti
titane
???
K
He
Na
Li
Si
Ti
Check
OK
Index
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