Examen 1
Quiz
•
Chemistry
•
University
•
Practice Problem
•
Medium
Hector Zurita
Used 14+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
En el núcleo del átomo se hallan los:
p+ y e-
p+ y nª
e- y nª
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
En el núcleo del átomo se concentra:
la masa del átomo
el peso del átomo
la masa de los electrones
3.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
El átomo es eléctricamente neutro por qué:
el Nª de e- en los niveles es igual al Nª de nº en el núcleo.
el Nª de nª en el núcleo es igual al Nª de p+ en las capas o niveles.
el Nª de e- en los niveles es igual al Nª de p+ en el núcleo.
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
La letra mayúscula "Z" representa:
el número de masa
el número atómico
el número de niveles
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
La letra mayúscula "A" representa:
el número de orbitales
el número de niveles
el número de masa
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
20; 20; 20
40; 20; 40
40; 40; 40
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