
Keemilised vooluallikad ja korrosioon

Quiz
•
Chemistry
•
4th Grade
•
Medium
Rein Nikopensius
Used 16+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Keemilises vooluallikas peab olema kaks erinevat elektroodi
Anioon
Anood
Katood
Katioon
2.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Akus kulgeb katoodil
Elektronide liitmine
Oksüdeerumine
Redutseerumine
Elektronide loovutamine
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Keemilise korrosiooni puhul peavad olema kontaktis
Õli ja metall
Kaks metalli
Vesi ja metall
Metall ja gaas
4.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
Elektrokeemiline korrosioon aeglustub, kui
Metallid on niisked
Metall on puhas
Keskkond on kuiv
Kontaktis on kaks erinevat metalli
5.
MULTIPLE SELECT QUESTION
30 sec • 3 pts
Korrosiooni tõkestamiseks sobib
Metalli katmine lakiga
Metalli katmine soolaga
Metalli hoidmine kuivas
Metalli ühendamine prodektoriga
6.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
Kuivelemendi koostises on
Zn
MnO2
Hape ja tina
Hape ja PbO2ja Pb
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elektrokeemilise korrosiooni korral korrodeerub
Aktiivsem metall
Passivsem metall
Säilivad mõlemad metallid
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