Avaliação Parcial de Ciências 9º ano átomos
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
Natalia Ficanha
Used 3+ times
FREE Resource
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50 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O que são modelos atômicos?
Representações artísticas de átomos
Representações teóricas que ajudam a entender a estrutura dos átomos
Fotografias reais de átomos
Modelos físicos usados em laboratório
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Onde estão localizados os prótons em um átomo?
Orbitando ao redor do núcleo
No núcleo atômico
Na eletrosfera
Em nuvens eletrônicas
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é a carga elétrica dos prótons?
Positiva
Negativa
Neutra
Variável
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Os nêutrons possuem carga elétrica:
Positiva
Negativa
Neutra
Variável
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Átomos com mesmo número de prótons mas diferentes números de nêutrons são chamados de:
Íons
Isótopos
Moléculas
Compostos
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O número atômico (Z) de um elemento corresponde a:
Número de nêutrons
Número de prótons
Número de elétrons
Número de massa
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
No estado fundamental, o número de elétrons em um átomo é igual a:
Número de nêutrons
Número de prótons
Número de massa
Número quântico
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