Balanceo de reacciones método oxido reducción
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
FLORA LEON
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el proceso donde hay ganancia de electrones por una sustancia en una reacción química?
OXIDACIÓN
REDUCCIÓN
A Y B SON CORRECTAS
NINGUNAS SON CORRECTAS
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para establecer quien se oxida y quien se reduce en una reacción redox utilizamos el concepto de :
ESTADO DE OXIDACIÓN
OXIDACIÓN
REDOX
QUIEN SE OXIDA Y SE REDUCE
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cualquier elemento en su estado libre tiene un numero de oxidación igual a :
0
1
-2
6.022 x 1023
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son aquellas que producen energía eléctrica y ocurren de manera espontaneas:
Bacterias
Pilas
Polo
Ánodo
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son reacciones no espontaneas, que consumen energía eléctrica:
Sales
Electrolisis
NaCl
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Disminuye su numero de oxidación:
Se reduce
Se oxida
Gana electrones
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si la sustancia se oxida:
Disminuye su numero de oxidación
Aumenta su numero de oxidación
Se reduce
es un agente oxidante
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