Test final 9
Authored by NICULAE ANCA
Chemistry
9th Grade
Used 16+ times
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36 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Totalitatea atomilor care formează un element chimic:
au același număr atomic
au același număr de masă
au același număr de neutroni
au același număr de izotopi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Masa relativă a electronului este:
1
0
-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Particula cu sarcina relativă +1 este:
neutronul
electronul
protonul
atomul
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Orbitalii de tip p au formă:
sferică
bilobară
tetralobară
octalobară
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un substrat de tip d conține ..... orbitali:
1
3
5
7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numărul maxim de electroni dintr-un substrat de tip p este:
3
6
2
10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numărul maxim de electroni dintr-un orbital p este:
2
3
6
10
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