
Quiz sobre Eletrólise
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Easy
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o íon que se move para o cátodo?
Cl⁻
OH⁻
Na⁺
H⁺
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é eletrólise aquosa?
Um processo onde a corrente elétrica é usada para promover uma reação química não espontânea em solução aquosa.
Um processo onde a corrente elétrica é usada para promover uma reação química espontânea em solução aquosa.
Um processo onde a corrente elétrica é usada para aquecer uma solução aquosa.
Um processo onde a corrente elétrica é usada para resfriar uma solução aquosa.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o símbolo do íon alumínio?
H+
OH-
Al3+
F-
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o símbolo do íon flúor?
H+
OH-
Al3+
F-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são os cátions presentes na eletrólise aquosa do NiSO₄(aq)?
Ni²⁺ e H⁺
SO₄²⁻ e OH⁻
Na⁺ e Cl⁻
K⁺ e NO₃⁻
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são os ânions presentes na eletrólise aquosa do NiSO₄(aq)?
Ni²⁺ e H⁺
SO₄²⁻ e OH⁻
Na⁺ e Cl⁻
K⁺ e NO₃⁻
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a carga do íon Ni²⁺?
+1
+2
-1
-2
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