Kolik valenčních elektronů mají tetrely?
Tetrely
9th - 12th Grade
•12 Qs
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Tetrely
Quiz
•
Chemistry
•
9th - 12th Grade
•
Easy
Jana Maťáková
Used 7+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2
3
4
5
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Na(HCO3) je vápenec.
pravda
nepravda
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Při jakém procesu NEvzniká CO2?
při dýchání
při dokonalém spalování
při alkoholovém kvašení
při fotosyntéze
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Která z uvedených látek vede elektrický proud?
grafit
diamant
křemen
křišťál
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
O jakou sloučeninu se jedná? "Jsem jedovatý plyn bez barvy a zápachu, nejčastěji vznikám v koupelně s karmou."
CO2
CO
CH4
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Jaký prvek najdeme v lidském těle?
C
Pb
Ge
Sn
7.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Bronz je slitina cínu a
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