EXAMEN III BIMESTRE
Quiz
•
Chemistry
•
1st - 12th Grade
•
Practice Problem
•
Medium
Geraldine Nina
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identificar la configuración Electrónica correcta :
1s2 2s2 2p5 3s2 3p6 4s2
1s2 2s2 3s2 2p5 4s6 4p5
1s2 2s2 2p6 3s2 3p6 4s1
1s2 2s2 2p4 3s4 3p6 4s1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La configuración electrónica del elemento Z = 13 es
1s2 2s2 2p6 3s2 3p1
1s2 2s1
1s2 2s2 2p6 3s1
1s2 2s2 2p6 3s2 3p3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
En el átomo de cloro (Z = 17) posee en su último nivel :
12e-
4e-
7e-
8e-
4
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Cuál es la ultima capa del sodio (Z = 11)?
O
K
L
M
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
¿Cuál de los siguientes presenta el mayor número de electrones en la última capa?
35Br
19K
21Sc
37Rb
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determinar el número de orbitales llenos en el átomo de calcio (Z = 20)
13
10
11
12
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Cierto átomo presenta 9e- en su tercera capa de energía. Calcular su “Z”.
18
a
22
19
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