
Química: Tabela e Reações
Science
9th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o símbolo químico do elemento Oxigênio na tabela periódica?
O
Ox
Og
Om
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o número atômico do elemento Carbono?
6
12
8
14
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dos seguintes é um exemplo de ligação iônica?
H₂O
NaCl
O₂
CH₄
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a principal característica de uma ligação covalente?
Transferência de elétrons
Compartilhamento de elétrons
Formação de íons
Interação entre metais
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes equações químicas está balanceada corretamente?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o tipo de ligação química presente no gás oxigênio (O₂)?
Iônica
Covalente
Metálica
Van der Waals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o elemento mais eletronegativo na tabela periódica?
Oxigênio
Flúor
Cloro
Nitrogênio
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