
EXAMEN QUIMESTRE I
Authored by Vanessa Ordóñez
Chemistry
1st Grade
Used 1+ times

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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Modelo planetario. Órbitas con electrones alrededor del núcleo atómico.
Bhör
Rutherford
Dalton
Thomson
Modelo cuántico
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Plantea el concepto de orbital atómico y de probabilidad de hallar al electrón.
Bhör
Rutherford
Dalton
Thomson
Modelo cuántico
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La configuración electrónica del átomo de un elemento es:
1s2 2s2 2p6 3s2 3p6 4s2 ¿Cuántos electrones tiene este átomo?
18
15
21
20
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si un átomo neutral, tiene 16 electrones, ¿Cuántos protones tendrá en su núcleo?
14
16
20
7
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Es posible realizar la configuración electrónica de TODOS los elementos de la tabla periódica
Verdadero
Falso
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Con base en la imagen se puede ubicar al elemento en
El grupo III y el periodo 8
El grupo VIIIA y en el periodo 3
El grupo 18 y el periodo 2
El grupo 8B y periodo 4
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Enlace donde se comparten electrones pero uno de los átomos ejerce una atracción mayor sobre los electrones.
Enlace iónico
Enlace covalente no polar
Enlace covalente polar
Enlace metálico
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