Ioni și molecule
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Hard
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ionii pozitivi se formează:
Din atomi metalici prin acceptare de electroni
Din atomi nemetalici prin acceptare de electroni
Din atomi metalici prin cedare de electroni
Din atomi nemetalici prin cedare de electroni
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ionii negativi se formează:
Din atomi metalici prin acceptare de electroni
Din atomi nemetalici prin acceptare de electroni
Din atomi metalici prin cedare de electroni
Din atomi nemetalici prin cedare de electroni
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pot forma ioni negativi:
Na și Cl
Na și K
O și Cl
K și O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pot forma ioni pozitivi:
Na și Cl
Na și K
O și Cl
K și O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
I
II
III
IV
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
I
II
III
IV
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
I
II
III
IV
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