PILA DANIELL
Quiz
•
Chemistry
•
9th - 10th Grade
•
Hard
Used 19+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Il catodo di una Pila Daniell fatta con rame e zinco è costituito da:
Lamina di rame immersa in una soluzione di solfato di rame
Lamina di rame immersa in una soluzione di solfato di zinco
Lamina di zinco immersa in una soluzione di solfato di zinco
Lamina di zinco immersa in una soluzione di solfato di rame
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La lamina di rame, durante il funzionamento della pila Daniell rame-zinco:
si consuma perchè gli atomi di rame passano in soluzione come ioni
Si accresce perchè gli ioni dalla soluzione catturano elettroni e aderiscono alla lamina come atomi
si consuma perchè perde elettroni
si accresce perchè cattura elettroni
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nella semicella con lo zinco della pila Daniell zinco/rame, lo zinco come cambia il suo numero di ossidazione?
Da +2 a -2
Da -2 a +2
Da 0 a +2
Da +2 a 0
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chi è l'agente ossidante nella pila Daniell zinco/rame?
il rame
lo zinco
il ponte salino
il tester
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