Care este simbolul chimic pentru oxigen?

Simboluri și Elemente Chimice

Quiz
•
Chemistry
•
7th Grade
•
Easy

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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
N
H
C
O
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ce element chimic are simbolul Na?
Potasiul
Calciul
Magneziul
Sodiul
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Care este simbolul chimic pentru aur?
Au
Ag
Fe
Pb
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ce element are simbolul Fe în tabelul periodic?
Zinc
Fluor
Fier
Fleroviu
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Care este simbolul chimic pentru carbon?
N
O
C
C2
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câte elemente chimice sunt în tabelul periodic?
100
118
120
115
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ce element chimic are simbolul Cl?
Fluor
Brom
Clor
Iod
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