Redoxní reakce 2
Quiz
•
Chemistry
•
9th Grade
•
Hard
Petra Horáková
Used 13+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Při aluminotermické výrobě Fe je Al:
oxidační činidlo
redukční činidlo
2.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
Směs práškového hliníku s oxidy jiných kovů, která se využívá k přípravě kovů nebo svařování oceli se nazývá:
3.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
Železo, které obsahuje 3 - 4 % uhlíku se dále zpracovává na:
4.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Magnetovec je:
Fe2O3
Fe2O3 . n H2O
Pb S
Fe3O4
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
FeS2 je vzorec:
limonitu
hematitu
magnezitu
pyritu
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Bude probíhat tato reakce?
Cu + Zn SO4 = Zn + Cu SO4
ne
ano
7.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Který ze tří kovů nejlépe tvoří kationty?
zlato
zinek
sodík
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