control numero atómico y másico
Authored by paola caballero
Science
8th Grade
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué indica el Número atómico? Z
indica la suma de protones y neutrones
indica la cantidad de protones
indica la suma de electrones y protones
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué indica el Número Másico o masa del átomo? A
indica la suma de protones y neutrones
indica la cantidad de protones
indica la suma de electrones y protones
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué significa que el "átomo sea NEUTRO", es decir, no presenta carga eléctrica?
son átomos con más cantidad de electrones que protones
son átomos de presentan igual cantidad de electrones y protones
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es e l número atómico y masico del Cinc?. Tiene 30 protones, 35 neutrones y 30 electrones
Z= 35 A= 60
Z= 65 A= 30
Z= 30 A= 35
Z= 30 A= 65
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es e l número atómico y masico del Arsénico?. Tiene 33 protones, 42 neutrones y 33 electrones
Z= 35 A= 42
Z= 33 A= 75
Z= 42 A= 35
Z= 33 A= 42
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El elemento Argón, tiene Z= 18 y A= 40 ¿Cuántos son los protones, neutrones y electrones?
protones=22
neutrones=18
electrones=22
protones= 18
neutrones= 18
electrones=22
protones= 18
neutrones= 22
electrones= 18
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El elemento Cromo Cr, tiene Z= 24 y A= 52 ¿Cuántos son los protones, neutrones y electrones?
protones=24
neutrones=28
electrones=24
protones= 24
neutrones= 24
electrones=28
protones= 52
neutrones= 28
electrones= 52
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