
Isótopos
Authored by Mario Del Toro
Chemistry
University
Used 142+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El número atómico de un elemento químico se obtiene por el número de ____________________.
Neutrones
Electrones
Protones
Neutrinos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se obtiene la masa atómica de un átomo?
Por la masa de protones mas la masa de electrones
Por la masa de protones mas la masa de neutrones
Por la masa de neutrones mas la masa de electrónes
Por la cantidad de neutrones
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el número atómico de éste átomo?
7
6
4
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la masa atómica del átomo representado en ésta imagen?
12.01
18.99
6.94
39.95
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se les llama a los átomos de un mismo elemento químico, pero con diferente masa atómica?
Isóbaros
Isonodos
Isotonos
Isótopos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Átomos con el mismo número de masa, pero diferente número atómico.
Isómeros
Isótopos
Isóbaros
Isotónos
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántos protones y neutrones posee el isótopo del cesio
133Cs55 ?
55 protones y 133 neutrones
78 protones y 55 neutrones
133 protones y 55 neutrones
55 protones y 78 neutrones
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