
Reações de Oxirredução

Quiz
•
Chemistry
•
9th - 12th Grade
•
Hard
JOYCE FELICIANO
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma reação de oxirredução, ocorre:
Transferência de energia
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidação é o processo em que uma espécie química:
perde nêutrons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Redução é o processo em que uma espécie química:
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é uma substância simples?
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
São exemplos de substâncias simples:
O₂
CO₂
Zn
H₂O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na equação abaixo, qual espécie sofre redução?
Zn + Cu²⁺ → Zn²⁺ + Cu
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O NOX do enxofre no íon SO₄²⁻ é:
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