ACIDOS Y BASES
Authored by Matilde Elizabeth Muñoz Coello
Chemistry
1st Grade
Used 2K+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una base es : Sustancia que en disolucion acepta protones de hidrògeno (H+1).
TEORIA DE ARRHENIUS
TEORIA DE BRONSTED-LOWRY
REACCIONES DE ACIDO
N.A
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Nombre genérico de las sustancias que tienen tacto resbaloso y son amargas.
sales
ácidos
bases o hidróxidos
agua
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Las sustancias àcidas se caracterizan por su sabor que es.....
Agrio
Salado
dulces
Amargo
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuál es el ión positivo en la siguiente fórmula? H2S
Hidrógeno
Azufre
Los dos elementos
No hay cargas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En la escala de pH el rango de mayor a 7 hasta 14 corresponde a sustancias:
saladas
ácidas
básicas
ninguna
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CARACTERÍSTICAS DE LOS ELECTROLITOS
Son compuestos iónicos, se ven como ácidos, sales y bases y conducen electricidad.
Conducen electricidad, son compuestos covalentes, se ven como azucares y grasas.
Son compuestos iónicos, se ven como azúcares y grasas y no conducen electricidad.
No conducen electricidad, son compuestos covalentes, se ven como azucares y grasas.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ley del octeto nos dice que los elementos quimicos en su ùltimo nivel de energia tienen ........
6 electrones
8 electrones
8 molèculas
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