
Constituição da matéria
Authored by TAIS HANAUER
Chemistry
1st Grade
Used 1+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O número de massa representa:
A quantidade de elétrons e prótons
A quantidade total de partículas de um átomo
A quantidade de nêutrons e prótons
A quantidade de prótons de um átomo
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
O átomo é constituído de prótons, elétrons e neutros. Baseado nisso, onde fica localizado cada um deles?
Prótons na protosfera, elétrons e nêutrons no núcleo.
Nêutrons na eletrosfera, protons e elétrons no núcleo
Protons e nêutrons no núcleo, elétrons na eletrosfera
N.D.A
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Qual partícula está presente fora do núcleo?
Próton
Nêutron
Elétron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifique quantos prótons existem no elemento ilustrado na figura acima:
3
5
8
10
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Sabendo que o átomo de Sódio (Na) é constituído de 11 prótons, 11 elétrons e 12 nêutrons, pergunta-se: Qual é o seu número de massa?
11
12
23
24
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Qual é a carga de um Protón?
Negativa
Neutra
Sem carga
Positiva
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Qual a carga dos nêutrons?
Negativa
Positiva
Polo Magnetico Norte
Sem carga
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