Kalcij
Authored by Maja Racanović
Chemistry
10th Grade
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Kalcij je zemnoalkalijski metal.
True
False
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Koji od navedenih nije mineral kalcija?
vapnenac
gips
dolomit
sfalerit
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
U kakvoj vodenoj otopini nastaje sadra?
U nezasićenoj vodenoj otopini kalcijeva hidrogenkarbonata
U prezasićenoj vodenoj otopini kalcijeva hidrogenkarbonata
U vodenoj otopini kalcijeva karbonata
Ne nastaje u vodenoj otopini
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
CaO je formulska jedinka za...
živo vapno
gašeno vapno
kalcijev karbonat
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Taloženjem sedre nastali su prekrasni slapovi rijeka...
Plitvice i Zrmanje
Neretve i Kupe
Korane i Krke
Dobre i Zrmanje
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Gips se koristi samo u medicini.
True
False
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Kalcijev karbonat najvažniji je spoj kalcija.
True
False
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