
REDOX
Authored by Maria González
Chemistry
University
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El estado de oxidación del azufre en H2SO4 es
0
-2
-6
+6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El estado de oxidación del oxígeno en O2 es
0
-2
-1
+1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidación significa
Reacción con oxígeno
Pérdida de electrones
Ganancia de electrones
Cambio en el estado de oxidación.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El agente oxidante es
La sustancia que se oxida
La sustancia que se reduce
El oxígeno siempre
La sustancia que cambia el estado de oxidación
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El agente reductor es
La sustancia que cambia su estado de oxidación
El Oxígeno siempre
La sustancia que se reduce
La sustancia que se oxida
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuando una sustancia se reduce, su número de oxidación:
Aumenta
No cambia
Disminuye
Depende
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el ánodo de una celda galvánica sucede:
oxidación
reducción
ninguna
oxidación y reducción
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