Chemija
Quiz
•
Chemistry
•
8th Grade
•
Hard
Milda Markutė
Used 12+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Anglies oksidacijos laipsnis CO2 molekulėje
+2
-2
+4
-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ar reakcija išlyginta?
Taip
Ne
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Koks yra bromo krūvis KBr junginyje?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kuri reakcija yra išlyginta?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kokį procesą vaizduoja ši puslygtė?
Oksidacija
Redukcija
Oksidacija-redukcija
Prisijungimo reakciją
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kiek neutronų yra šio elementų atome?
12
32
20
8
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Kokios dalelės atome turi teigiamą krūvį?
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