
Atomic Structure Worksheet (Questions 10-15)
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Easy
Bruna Lima
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O modelo atômico que descreve o átomo como uma esfera maciça, indivisível e sem carga elétrica foi proposto por:
Rutherford
Thomson
Dalton
Bohr
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual modelo atômico comparava o átomo a um “pudim de passas”, com elétrons mergulhados em uma massa positiva?
Dalton
Rutherford
Bohr
Thomson
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O experimento da lâmina de ouro, que levou à descoberta do núcleo atômico, foi realizado por:
Bohr
Thomson
Rutherford
Dalton
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De acordo com o modelo atual da estrutura atômica, o núcleo é composto por:
Electrons and neutrons
Protons and neutrons
Protons and electrons
Only neutrons
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Um átomo possui número atômico 8 e número de massa 17. Quantos nêutrons ele possui?
17
9
25
8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O número atômico representa:
A soma de prótons e nêutrons
O número de elétrons
O número de prótons
A massa do átomo
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um átomo neutro apresenta:
O número de prótons maior que o de elétrons
O número de nêutrons igual ao de elétrons
O número de elétrons igual ao de prótons
Nenhum elétron
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