
Flashcard sobre a Pilha de Daniell
Flashcard
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Hard
ANA MEIRA
FREE Resource
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18 questions
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1.
FLASHCARD QUESTION
Front
O que é a pilha de Daniell?
Back
Um dispositivo que converte energia química em energia elétrica.
2.
FLASHCARD QUESTION
Front
Quais são os metais usados na pilha de Daniell?
Back
Cobre e zinco.
3.
FLASHCARD QUESTION
Front
Qual é o papel do eletrodo de zinco na pilha de Daniell?
Back
Ele é o ânodo e sofre oxidação.
4.
FLASHCARD QUESTION
Front
O que acontece com o eletrodo de cobre na pilha de Daniell?
Back
Ele sofre redução e ganha massa.
5.
FLASHCARD QUESTION
Front
Qual é a função da ponte salina na pilha de Daniell?
Back
Equilibrar a quantidade de íons nos compartimentos.
6.
FLASHCARD QUESTION
Front
Qual é o potencial-padrão da pilha de Daniell formada com Zn e Cu?
Back
1,10 V
7.
FLASHCARD QUESTION
Front
Qual é a reação global na pilha de Daniell?
Back
Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s)
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