oxidación y reducción
Authored by Rita Posadas
Chemistry
12th Grade
Used 18+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuando un elemento químico cede electrones se presenta la:
Neutralización
Oxidación
Reducción
Combustión
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El agente reductor es:
La especie química que contiene al elemento que se oxida
La especie química que contiene al elemento que se reduce.
La especie química que contiene al elemento que cede protones.
La especie química que contiene al elemento que recibe protones.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El número de oxidación del oxígeno es:
+1
-1
+2
-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El número de oxidación del Magnesio, calcio y bario es:
+1
-1
+2
-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El número de oxidación del hidrógeno es:
+1
+2
-2
0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El número de oxidación de un elemento sin combinar es igual a:
-1
+1
0
+2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La suma de los números de oxidación de un compuesto es igual a:
cero
uno
dos
tres
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