Reto y Aprendizaje

Quiz
•
Chemistry
•
9th Grade
•
Hard
Dino Gilvonio
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
No es materia:
tiempo
arena
madera
aire
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Respecto a la imagen, que proposiciones son correctas:
I : representa la zona extranuclear
II : representa el núcleo
En I se ubican los protones
II : presenta carga negativa
3.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
¿Qué partículas subatómicas fundamentales se hallan en el núcleo?:
electrón
neutrón
protón
quark
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
propiedad de la materia que indica "cantidad de materia":
peso
masa
volumen
densidad
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
determinar la alternativa incorrecta:
su composición es fija
su atomicidad es 9
es una sustancia simple
es un compuesto ternario
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El número de neutrones es:
108
47
61
145
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el núcleo de un átomo los neutrones y protones están en relación de 9 a 7. Si el número de masa es 80. Indique el número de electrones que presenta .
35
17
63
40
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