
Distribuição eletrónica
Authored by Estela Silva
Chemistry
9th Grade
Used 9+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Qual é a distribuição eletrónica do Lítio (Z=3)?
3
2-1
1-2
1-1-1
2.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Considera a seguinte distribuição eletrónica: 2-8-7
Indica o número de eletrões de valência.
2
8
10
7
3.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
O que são eletrões de valência?
São eletrões que estão no 1º nível de energia.
São eletrões ocupam o último nível de energia ocupado.
São eletrões que estão no 2º nível de energia.
São eletrões que estão no 7º nível de energia.
4.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Qual é o número máximo de eletrões que podem existir no 1º nível de energia?
2
8
18
32
5.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Qual é o número máximo de eletrões que podem existir no 2º nível de energia?
2
8
18
32
6.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
A distribuição eletrónica do Cálcio (Z=20) é: 2-8-10?
Verdadeiro.
Falso.
7.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
O sódio (Z=11) tem a seguinte distribuição eletrónica: 2-8-1
Indica a que grupo da Tabela Periódica pertence.
Grupo 11
Grupo 18
Grupo 2
Grupo 1
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