
Atomy, molekuly, prvky, sloučeniny
Authored by Miroslava Matusova
Chemistry
8th Grade
Used 104+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CO2 je:
atom a prvek
atom a sloučenina
molekula a prvek
molekula a sloučenina
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O3 je:
atom a prvek
molekula a prvek
atom a sloučenina
molekula a sloučenina
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ar je:
atom a prvek
atom a sloučenina
molekula a prvek
molekula a sloučenina
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2S je:
molekula a prvek
molekula a sloučenina
atom a prvek
atom a sloučenina
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolik molekul je 3H2 ?
1
2
3
6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolik atomů obsahuje molekula HClO?
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolik atomů kyslíku obsahuje molekula N2O?
1
2
3
žádný
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