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untitled
Quiz
•
Chemistry
•
6th - 8th Grade
•
Practice Problem
•
Hard
Julieta Gonzalez
Used 1+ times
FREE Resource
Enhance your content in a minute
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Personaje que descubre las cargas negativas y propone el modelo mejor conocido como "budín de pasas"
Dalton
Thomson
Rutherford
Bohr
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Que información nos proporciona el número atómico?
El número de electrones y protones
El número de neutrones
La masa atómica
El radio atómico
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es la masa menos el número atómico
Cantidad de protones
Cantidad de neutrones
Cantidad de electrones
Tamaño del átomo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los protones se encuentran en el ________ y tienen carga __________
Orbital- negativa
Núcleo -positiva
Orbital-positiva
Núcleo-negativo
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se dice que una sustancia es neutra si tiene pH de:
4
5
7
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si una sustancia tiene un valor de pH igual a 13 es
Ácido
Base
Neutra
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la carga de los electrones?
Positiva
Neutra
Negativa
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