
revisão 1º ano
Authored by NAYARA DE SOUZA MENDES
Chemistry, Science
1st Grade
Used 1+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quantos períodos e famílias possui a Tabela Periódica?
18 períodos e 7 famílias
6 períodos e 18 famílias
7 períodos e 18 famílias
9 períodos e 16 famílias
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os elementos que pertencem a mesma família são:
Magnésio (Mg) e Cálcio).
hidrogenio (H) e bario (Ba)
Lítio (Li) e Magnesio (Mg)
Potassio (K) e Calcio (Ca)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o elemento com maior eletronegatividade?
Sodio
Cobre
flúor
Cromo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o número atômico do Ouro?
3
18
52
79
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A distribuição eletrônica do íon 16Se-2:
1s2 2s22p6 3s2 3p4
1s2 2s22p6 3s2 3p6
1s2 2s22p6 3s2 3p2
1s2 2s22p6 3s2 3p64s2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A configuração eletrônica do cátion 26Fe+2 é:
1s2 2s22p6 3s2 3p6 4s2 3d6
1s2 2s22p6 3s2 3p6 3d6
1s2 2s22p6 3s2 3p6 4s2 3d4
1s2 2s22p6 3s2 3p6 4s2 3d8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use seu conhecimento sobre propriedades periódicas para analisar os elementos flúor e rubídio. Dentre os os elementos listados acima:
flúor apresenta menor raio atômico e a menor energia de ionização
o rubídio apresenta o maior raio atômico e possui elevada afinidade eletrônica
o flúor apresenta menor raio atômico e a maior energia de ionização
o flúor apresenta menor raio atômico e possui baixa afinidade eletrônica.
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