
Sprawdzian - 7 klasa - Dział II

Quiz
•
Chemistry
•
8th Grade
•
Hard
Marta Kowalska
FREE Resource
27 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Powietrze to mieszanina:
jednorodna
niejednorodna
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zaznacz składnik, który wchodzi w skład powietrza:
tlen
siarka
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ile procent objętościowych powietrza stanowi tlen
1 %
21%
75%
82%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Balony napełnia się:
dwutlenkiem węgla
helem
tlenem
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Spalanie podtrzymuje :
tlen
azot
neon
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
syntezy
analizy
wymiany
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
tlenek azotu
tlen
azot
tlen i azot
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