
Química introducción
Authored by RICARDO CHACON
Chemistry
10th Grade
Used 7+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Cual es la opción correcta para la configuración electrónica del 20Ca
1s2 2s2 2p6 3s2 3p6 3d2
1s2 2s2 2p6 3s2 3p6 4s2
1s2 2s2 2p6 3s2 3d8
1s2 2s2 2p6 3s2 4s2 3p6
2.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
La configuración electrónica del elemento 24Cr es:
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 4s2 3p4
1s2 2s2 2p6 3s2 3p6 4s2 4d4
1s2 2s2 2p6 3s2 3p6 4s2 4p4
3.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Cada orbital solo puede tener un máximo de dos..................con espines diferentes.
Protones
Electrones
Neutrones
Atomos
4.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
¿Como se nombre un subnivel con n= 3 y I = 2?
A). 3d3
B). 3d
C). 3p3
D). 3p
5.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
La tabla periódica está organizada en grupos (columnas) y periodos (las filas). De este modo se encuentran:
7 periodos y 18 grupos
18 periodos y 7 grupos
7 periodos B y 18 grupos A
18 metales y 7 no metales
6.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Para el elemento de la imagen, determina cuantos protones, electrones y neutrones tiene:
20 protones, 20 electrones, 20 neutrones, Grupo 4 Periodo 2
40 protones, 40 electrones, 40 neutrones, Grupo 2 Periodo 4
20 protones, 20 electrones, 20 neutrones, Grupo 2 Periodo 4
40 protones, 40 electrones, 40 neutrones, Grupo 4 Periodo 2
7.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Entre los siguientes elementos, quien posee mayor radio atómico: Ba, Na, Be, O.
Ba
Na
Be
O
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