
acidos y bases
Authored by Dario Gaspar
Chemistry
12th Grade
Used 7+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nombre de la sustancia que al contacto con un metal lo corroe o destruye, sabor agrio .
Sales
Acidos
Bases
Hidróxidos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nombre de las sustancias que tienen tacto resbaloso y son amargas.
sales
ácidos
bases o hidróxidos
agua
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LOS ÁCIDOS SON TODA SUSTANCIA QUE CONTIENE HIDRÓGENO EN SU ESTRUCTURA Y QUE EN SU SOLUCIÓN ACUOSA LIBERA IONES H+¿QUÉ CIENTIFICO PROPONE ESTE ENUNCIADO?
SVANTE ARRHENIUS
BRONSTED- LOWRY
LEWIS
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Según la teoría de Bronsted Lowry, el acido conjugado de la base NH3 es:
NH4+
NaOH
NH2-
HNO3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifique el acido, base y pares conjugados en la siguiente reacción:
Acido-Base-Acido conjugado-Base conjugada
Base-Acido-Acido conjugado-Base conjugada
Base-Acido-Acido conjugado-Base conjugada
Ninguna
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La fenolftalína es una sustancia incolora que cambia a color rosa cuando detecta a :
un ácido
una sal
una base
un hidruro
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
cual es el pOH de una solución de pH = a 3,2 (escribe solo numeros, ejemplo 8,3)
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