
Test Legătura covalentă
Authored by Amalia Dumitraș
Chemistry
9th Grade
Used 14+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Legătura covalentă se realizează prin:
punere în comun de electroni
cedare de electroni
cedare de protoni
acceptare de electroni
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Legătura covalentă poate fi:
simplă
dublă
triplă
Ionică
3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Molecula de hidrogen conține o legătură covalentă:
simplă
nepolară
polară
dublă
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Molecula de metan este:
nepolară datorită simetriei
nepolară datorită legăturilor covalente simple
polară datorită simetriei
dipol
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Molecula de apă este formată prin:
două legături covalente simple
două legături covalente duble
două legături covalente dative
o legătură covalentă simplă
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Molecula de apă are structură:
angulară
liniară
plan pătrată
tetraedrică
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Molecula de oxigen este formată printr-o legătură covalentă:
dublă
simplă
triplă
Ionică
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