Care este formula sarii de bucatarie?

BENZEN

Quiz
•
Chemistry
•
2nd Grade
•
Medium

Alina Nan
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ClNa
NaCl
Na2Cl
NaCl3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In ce substanta se dizolva iodul?
apa
alcool
cetone
aldehide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
atomul este format din
nucleu
invelis electronic
nucleu si invelis electronic
protoni
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
izotopii sunt specii de atomi cu acelasi numar de
neutroni
protoni
masa atomica
numar atomic
5.
DRAW QUESTION
3 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cati atomi de carbon contine benzenul?
2
8
6
4
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