
PILELE GALVANICE - PARTEA II
Authored by IRINA MARIN
Science
9th Grade
Used 4+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
catodul pilei Daniell
grătar de plumb umplut cu plumb spongios
zinc
soluție de acid sulfuric
cupru
grătar de plumb umplut cu dioxid de plumb
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
catodul acumulatorului cu plumb
grătar de plumb umplut cu plumb spongios
zinc
soluție de acid sulfuric
cupru
grătar de plumb umplut cu dioxid de plumb
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
electrolitul acumulatorului cu plumb
grătar de plumb umplut cu plumb spongios
zinc
soluție de acid sulfuric
cupru
grătar de plumb umplut cu dioxid de plumb
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
anodul pilei Daniell
grătar de plumb umplut cu plumb spongios
zinc
soluție de acid sulfuric
cupru
grătar de plumb umplut cu dioxid de plumb
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În celula electrochimică Cu-Zn firele metalice realizează contactul electric între soluții prin intermediul ionilor
A
F
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În timpul funcționării acumulatorului cu plumb, densitatea soluției de electrolit scade
A
F
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
în timpul funcționării acumulatorului cu plumb
densitatea electrolitului nu se modifică
plumbul se oxidează la catod
densitatea electrolitului crește
plumbul se oxidează la anod
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