El Selenio contiene:
Estructura atómica

Quiz
•
Chemistry
•
12th Grade
•
Hard
Sol Galindo
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
34 electrones,
34 protones y 34 neutrones
34 electrones, 34 protones y 45 neutrones
34 electrones, 79 neutrones y 34 protones
34 neutrones, 34 electrones y 45 protones
2.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
La configuración electrónica del Vanadio es:
1s22s22p63s23p63d5
1s22s22p63s23p64s23d3
1s22s22p63s23p64s5
1s22s22p63s23p64s25p3
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
El isótopo del Co radioactivo es:
Ninguna es correcta
4.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
La configuración electrónica del anión del Se-2 es:
1s22s22p63s23p64s23d10 4p6
1s22s22p63s23p64s23d10 4p4
1s22s22p63s23p64s23d10 4p2
1s22s22p63s23p63d104s2 4p6
5.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
El Aluminio cuando forma un catión +3 contiene:
13 protones,
13 neutrones y 16 electrones.
13 protones, 13 neutrones y 13 electrones.
13 protones, 9 neutrones y 10 electrones
Ninguna es correcta
6.
MULTIPLE SELECT QUESTION
5 mins • 5 pts
Indique de las siguientes afirmaciones cual o cuales son incorrectas:
Para Bohr el tercer nivel de energía contiene 18 electrones.
En la configuración electrónica los electrones se ubican en sentidos opuestos.
La masa atómica se debe a la cantidad de protones que tiene el elemento.
Los isótopos siempre son radioactivos.
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
El Estroncio termina su configuración electrónica en
4d2
5s2
5s1
Ninguna es correcta
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