2DO TRIMESTRE QUIMICA
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Medium
Elizabeth Quevedo
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31 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Son sustancias puras formadas por atomos de un mismo tipo y no pueden ser descompuestos, a traves de procesos quimicos:
Sustancias
Materiales
Compuestos
Elementos
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Es un ejemplo de un compuesto:
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En este se representan los componentes de una sustancia y el estado de agregación de la misma mediante esferas rígidas:
Modelo corpuscular de la materia
Agua
Reacción química
Compuesto
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En este modelo atomico el atomo era representado como una esfera rigida, indivisible e indestructible:
Modelo de Bohr
Modelo de Dalton
Modelo de Thomson
Modelo de Democrito
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A este modelo atomico se le conoce como modelo planetario porque los electrones giran alrededor del nucleo, de manera similar a como los planetas giran alrededor del sol:
Modelo de Thomson
Modelo de Bohr
Modelo de Rutherford
Modelo de Dalton
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A este modelo se le conoce como "panque de pasas", donde los electrones representan a las pasas y se situan sobre una masa de cargas positivas:
Modelo de Thomson
Modelo de Bohr
Modelo de Rutherford
Modelo de Dalton
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuantos electrones hay en cada capa en el diagrama de Bohr del Potasio (K) sabiendo que tiene en total19 electrones?
1C-2
2C-8
3C-8
1C-8
2C-6
3C-5
1C-2
2C-10
3C-9
1C-2
2C-8
3C-9
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