C2 - CLASE 34 - ACIDÉZ
Quiz
•
Chemistry
•
11th Grade
•
Hard
Pamela Salinas
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9 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcula el pH de una disolución acuosa en la que [H3O+] vale 5,40 × 10−6 M.
3,45
5,27
8,91
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identifique los compuestos ácidos
limón, batería de auto y vinagre
limón, bicarbonato y vinagre
batería de auto, vinagre y jabón
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identifique el reactivo ácido según la teoría ácido base de Brönsted-Lowry
H2O + CO →OH + HCO
H2O
CO
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identifique el reactivo básico según la teoría ácido base de Brönsted-Lowry
HClO4 + H2O →ClO4 + H3O
HClO4
H20
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Según la teoría de Lewis los ácidos son aquellos que ____ electrones.
Donan
Acepta
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Según la teoría de Arrhenius los ácidos son aquellos que ____ iones ______.
Donan - OH-
Aceptan - OH-
Donan - H+
Aceptan - H+
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identifique la característica que corresponde a una Base
Sabor agrio o ácido
Reaccionan con algunos metales
Tacto jabonoso
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Qué característica corresponde a una ácido fuerte?
Disociación completa
Disociación parcial
9.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identifique la relación que corresponde a la Ka de la siguiente ecuación.
HNO2 (aq) + H2O (l) ⇄ H3O+ (aq) + NO2- (aq)
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