
Ácidos (introducción acidez-basicidad)
Authored by Adriana Sanchez
Chemistry, Science
9th Grade
Used 10+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Nombre del elemento H2
Hidrógeno
Yodo
Potasio
Calcio
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Nombre de los elementos: S y Zn
Azufre y Cadmio
Azufre y circonio
Azufre y zinc
Azufre y estroncio
3.
MULTIPLE SELECT QUESTION
20 sec • 5 pts
Características o propiedades de los ácidos (Selecciona 2):
sabor agrio.
sabor dulce.
son corrosivos.
son resbalosos
Su escala de pH es: 8-14
4.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
un oxido ácido + agua = _______
SO3 + H2O = H2SO4
indique qué se forma cuando se combina un oxido acido mas agua, "ejemplo anterior":
Ácido
Óxido
Sal
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
una de las características o propiedades que tienen los ÁCIDOS es que su pH es menor que 7.
verdadero
falso
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
según la imagen, que alimentos son Ácidos: (Escoge 2)
brócoli
leche
agua
limón
vinagre
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Completa el enunciado.
Se llaman Oxácido / Oxiácidos porque en su estructura química contienen átomos de ________________.
Hidrógeno
Oxígeno
Azufre
Sodio
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