Ph- acidos y bases
Authored by Gisela Alejandra Perez
Chemistry
9th Grade
Used 8+ times
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17 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Aquellas sustancias que poseen un pH menor a 7, se dice que son:
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Según ARRHENIUS , un ácido es :
una sustancia capaz de liberar OH-, en una solución acuosa
una sustancia capaz de liberar H+ en una solución acuosa
una sustancia capaz de liberar Cl en una solución acuosa
una sustancia capaz de liberar agua en una solución acuosa
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál de las siguientes opciones describe mejor una base según ARRHENIUS?
una sustancia que libera H+ en una solución acuosa
una sustancia que acepta protones
una sustancia capaz de liberar OH- en una solución acuosa
una sustancia que reacciona con ácidos
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué ion es característico de los ácidos en solución acuosa?
OH-
H+
Na+
Cl-
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nombre de la sustancia que al contacto con un metal lo corroe o destruye, sabor agrio .
Sales
Acidos
Bases
Hidróxidos
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cómo se llama la reacción que hay cuando se combina un ácido con una base?
Análisis
Síntesis
Combustión
Neutralización
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
En la escala de pH el rango de mayor a 7 hasta 14 corresponde a sustancias:
saladas
ácidas
básicas
ninguna
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