Corte Evaluativo Química 3° Átomo e isotopos
Quiz
•
Chemistry
•
6th - 12th Grade
•
Practice Problem
•
Hard
Paula Bazzurro
Used 8+ times
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21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Que representa el "Z" o número atómico en el átomo?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Si un elemento químico tiene un número de masa de
197 y un número atomico de 79
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cual es la carga de un Protón?
Negativa
Neutra
No tiene
Positiva
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué es el número másico de un elemento?
La suma de Protones y electrones
La suma de Neutrones y electrones
La suma de Protones y neutrones
La suma de Protones, Electrones y Neutrones
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántos Neutrones tiene un átomo de Sodio si sabemos que su número másico es 23 y tiene 11 electrones en sus orbitales?
11
12
13
14
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Si el Cloro tiene 17 electrones y su peso atómico es 35. ¿Cuántos Neutrones tiene?
18
14
17
15
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Las partículas atómicas del núcleo son:
protones y electrones
protones y neutrones
electrones y neutrones
sólo electrones
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