REDOX
Authored by Delma Hernández
Chemistry
9th Grade
Used 244+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un elemento sin combinarse o solo en una ecuación se le otorga un número de oxidación igual a:
Si es metal con carga positiva
Si es no metal con carga negativa
Cero o neutro
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Un elemento se ____________ cuando su número de oxidación sube o se incrementa.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La carga de un compuesto ya formado debe ser:
Positiva
Negativa
neutra (cero)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El hidrógeno (H) trabaja con número de oxidación 1+ cuando esta combinado con un:
No metal
Metal
Metaloide
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Un elemento se __________ cuando su número de oxidación baja o decrementa.
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
En la siguiente fórmula Li2S el no metal está trabajando con número de oxidación igual a:
1+
2+
2-
1-
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
En esta ecuación: K+HBr------KBr+H2 ¿Cuál es el elemento que se oxida?
K
H
Br
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