
Metais, Pilhas e Baterias
Authored by BRUNA LOCATELLI
Chemistry
12th Grade
Used 2+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De acordo com a imagem, qual metal apresenta maior e menor reatividade, respectivamente:
Fe e Cu
K e Au
K e Ba
K e Fe
2.
DRAG AND DROP QUESTION
1 min • 1 pt
Na reação representada na imagem, o elemento Mn sofre (a) enquanto o Cl sofre (b) . O número de oxidação (nox) do elemento que sofre redução (c) , já o nox do elemento que sofre oxidação (d) .
3.
OPEN ENDED QUESTION
3 mins • 1 pt
O que são pilhas?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Qual a diferença entre pilhas e baterias?
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5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual tipo de reação ocorre nas pilhas e baterias?
Combustão
Síntese
Oxirredução
Neutralização
Decomposição
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma reação de oxirredução envolve a transferência de:
neutrons
prótons
elétrons
quarks
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O movimento/passagem de elétrons por um material gera:
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