
Sulfidy, oxidy - zástupci
Quiz
•
Chemistry
•
8th Grade
•
Hard
Šimon Flégr
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který z uvedených sulfidů se používá jako ruda zinku?
galenit
sfalerit
pyrit
chalkopyrit
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Které z těchto sulfidů obsahují ve vzorci železo (a mohli bychom ho tedy těžit pro výrobu železa)?
sfalerit
galenit
pyrit
chalkopyrit
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Jak se jmenuje minerál, který je těžený jako zdroj olova?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaké oxidační číslo má síra v sulfidech?
I
II
-I
-II
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolik atomů bude celkem v molekule, jejíž vzorec je H2S?
1
2
3
4
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Jaká sloučenina tvoří bublinky v minerální vodě, Coca-cole a podobných nápojích?
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Která z uvedených sloučenin je jedovatá (vyber více možností)?
chlorid sodný
chlorid vápenatý
oxid uhličitý
oxid uhelnatý
oxid siřičitý
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