
Repaso de 3ero
Authored by Fabiana Reyes
Chemistry
4th Grade
Used 11+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las zonas del átomo se denominan:
NÚCLEO Y NUCLEOLO
ZONA EXTERNA E INTERNA
NÚCLEO Y PERIFERIA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el NÚCLEO del átomo se encuentran:
PROTONES Y ELECTRONES
PROTONES Y NEUTRONES
PROTONES , NEUTRONES Y ELECTRONES
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El átomo es eléctricamente neutro porque....
La cantidad de protones y electrones es la misma
La cantidad de protones y neutrones es la misma
No hay cargas eléctricas adentro del átomo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La DISTRIBUCIÓN ELECTRÓNICA correcta para el átomo de ÓXIGENO en su estado fundamental es:
n=1 : 3 e-
n=2: 5e-
n=1 : 2 e-
n=2: 5e-
n=3 : 1 e-
n=1 : 2 e-
n=2: 6 e-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿ Cuántos protones , electrones y neutrones tiene ?
8 protones
8 neutrones
10 electrones
8 protones
10 neutrones
8 electrones
8 protones
26 neutrones
8 electrones
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El NÚMERO ATÓMICO indica :
cantidad de neutrones
cantidad de protones
cantidad de electrones
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál no pertenece al grupo IV A ?
Silicio
Estaño
Fósforo
Carbono
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