
Cuestionario de Química
Authored by Jose Luis Vargas Nuñez
Other
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la fórmula del hidróxido de calcio?
CaOH
Ca(OH)₂
CaO₂H
CaH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El pH de una solución ácida es:
Mayor que 7
Igual a 7
Menor que 7
Negativo siempre
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de enlace une al NaCl?
Covalente
Metálico
Iónico
Van der Waals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El cloro es un elemento:
Alcalino
Halógeno
Metaloide
Noble
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la valencia del azufre en el H₂SO₄?
+2
+4
+6
+1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué significa que un elemento sea electronegativo?
Que tiene carga positiva
Que atrae electrones con fuerza
Que pierde electrones
Que es un gas noble
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El ácido clorhídrico tiene la fórmula:
HClO
HCl
H₂Cl
ClOH
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