
Introducción al curso
Authored by DIEGO DAZA
Chemistry
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes no es una forma alotrópica del carbono?
Cuarzo
Fullereno
Diamante
Grafito
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las interacciones moleculares que se forman entre las moléculas de agua son:
Puentes de hidrógeno
Dipolo-dipolo
Fuerzas de London
Ion-dipolo
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cuál es la carga formal del átomo de nitrógeno en la siguiente estructura?
0
+1
-1
+2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuál es el nombre de la geometría molecular que se representa en el modelo de la figura?
Lineal
En forma de T
Seesaw o caballete
Tetraédrica
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La estructura que corresponde a una correcta formula de Lewis para el ión isotiocianato (NCS-) es:
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si el carbono tiene Z = 6, el isotopo de A = 14, tiene:
6 electrones, 6 protones y 6 neutrones
6 electrones, 6 protones y 7 neutrones
6 electrones, 6 protones y 8 neutrones
6 electrones, 6 protones y 0 neutrones
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si el compuesto CO2 tiene una geometría lineal en el átomo de carbono, el momento dipolar de este compuesto será:
Mayor que cero
Menor que cero
Igual a cero
Igual a 1
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