
Atomul
Authored by Livia Macovei
Chemistry
7th Grade
Used 5+ times

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8 questions
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1.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Atomul este cea mai ........... particulă dintr-o substanță.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elementul cu Z=10 are:
5 protoni
7 protoni
10 protoni
8 protoni
3.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
Configurația stabilă de octet înseamnă ....... electroni pe ultimul strat.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Este metal:
5.
DRAW QUESTION
3 mins • 2 pts
Desenați învelișul electronic al elementului care are Z=8

6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un element X este situat în grupa a-V-a principală și are stratul 2 în curs de completare.Care este numărul atomic Z al elementului.
5
2
7
8
7.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Numărul grupei este egal cu numărul ................................. de pe ultimul strat.
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