składniki powietrza
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Medium
Ewa Ratajszczak
Used 837+ times
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
W powietrzu tlenu znajduje się:
21%
78%
50%
85%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Do gazów szlachetnych zaliczamy:
neon i argon
krypton i tlen
ksenon i wodór
hel i azot
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gazem, który nie pali się, ale podtrzymuje palenie jest:
tlen
wodór
dwutlenek węgla
azot
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Reakcja, w której z co najmniej dwóch substratów otrzymujemy 1 produkt to reakcja:
syntezy
analizy
rozkładu
wymiany
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pierwiastki i związki chemiczne, które powstają w wyniku reakcji to:
produkty
substraty
reagenty
izotopy
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
W wyniku reakcji kwasu chlorowodorowego na cynk otrzymamy:
wodór
tlen
azot
parę wodną
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gazem palnym jest:
wodór
tlen
azot
argon
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