Compoziția substanțelor
Authored by Stela Burcovschi
Chemistry
8th Grade
Used 7+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este substanță compusă
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Are cea mai mare masă moleculară relativă
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Valența oxigenului este...
VI
VI, IV și II
Doar II
Doar I
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Sulful are valența IV în compusul....
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Fosforul are valența V în compusul...
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