
tetrely
Authored by Marie Kubátová
Chemistry
1st - 3rd Grade
Used 4+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jaké prvky označujeme jako tetrely?
Prvky IV. A skupiny (B, Al, In, Tl)
Prvky 14. skupiny (C, Si, Ge, Sn, Pb)
Prvky se čtyřmi elektrony
C, Si, Ga, Sn, Pb
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Napiš obecnou elektronovou konfiguraci IV. A skupiny.
3.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Jaké skupenství mají prvky IV. A skupiny?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Vyber z uvedených prvků, ten, který má největší kovový charakter.
Si
C
Ge
Pb
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vyber správné tvrzení.
Diamant je alotropickou modifikací uhlíku a má hybridizaci sp2
Grafit, diamant a fullereny jsou alotropickými modifikacemi uhlíku
Známe 2 alotropické modifikace uhlíku (grafit a diamant)
Fullereny, diamant a grafit jsou alotropickými modifikacemi křemíku
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