Elektrokemija
9th Grade
•17 Qs
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Elektrokemija
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
Olivera Tadić
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Svi elektrokemijski procesi su redoks procesi
točno
netočno
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Što je zajedničko elektrokemijskim procesima?
odvijaju se uz prijenos iona
odvijaju se uz prijenos elektrona
odvijaju se uz prijenos atoma
odvijaju se uz prijenos molekula
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Članci u kojima se kemijska energija pretvara u električnu i koji se mogu upotrebljavati kao izvori električne struje zovu se:
elektrolizeri
Garibaldijevi članci
Galvanski članci
ništa od navedenog
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Elektrodu Galvanskog članka čini:
metal uronjen u drugi metal
metal uronjen u otopinu odgovarajućih iona
ništa od navedenog
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ako se u elektrolit urone dva komada metala različitog potencijala i izvana povežu nekim vodičem, dobiva se sustav koji je izvor električne energije. Taj sustav se naziva Galvanski članak.
točno
netočno
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uronjene komade metala u Galvanskom članku nazivamo elektrode
točno
netočno
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kod elektrolita ioni su nosioci električne struje, stoga pozitivne ione nazivamo anioni
točno
netočno
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