
EL ÁTOMO- 2º ESO
Authored by Andrea Klett
Chemistry, Science
8th Grade
Used 94+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es el número atómico de un átomo neutro si tiene 25 electrones?
25
26
13
no se puede saber
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cómo sería la representación química del Berilio, si pierde dos electrones?
Be+2
Be-2
Be--
Be ++
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿A qué llamamos número atómico?
Al número de neutrones
Al numero de partículas en el átomo
Al número de partículas en el núcleo
Al número de protones
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Determina el número de protones, neutrones y electrones del átomo de la imagen.
p=47 / n= 60 / e= 30
p=47 / n= 60 / e= 47
p=47 / n= 107 / e= 47
p=60 / n= 47 / e= 47
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Determina el número de protones, neutrones y electrones del átomo de la imagen.
p=9 / n=10 / e=9
p=9 / n=10 / e=10
p=9 / n=19 / e=9
p=10 / n=9 / e=9
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Determina el número de protones, neutrones y electrones del átomo de la imagen.
p=34 / n=79 / e=34
p=34 / n=45 / e=34
p=79 / n=45 / e=79
p=34 / n=35 / e=35
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Determina el número de protones, neutrones y electrones del átomo de la imagen.
p=13 / n=27 / e=3
p=13 / n=14 / e=10
p=27 / n=13 / e=30
p=13 / n=14 / e=16
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