
Entendendo as Ligações Covalentes
Quiz
•
Science
•
9th Grade
•
Medium
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que caracteriza uma ligação covalente?
Transferência completa de elétrons entre átomos
Compartilhamento de pares de elétrons entre átomos
Formação de íons positivos e negativos
Interação entre núcleos e elétrons livres
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das moléculas abaixo apresenta ligação covalente?
NaCl
KBr
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantos pares de elétrons são compartilhados em uma ligação covalente simples?
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O=O
O≡O
O–O
O:O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em qual das alternativas abaixo todos os compostos apresentam apenas ligações covalentes?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das alternativas representa corretamente uma ligação covalente dupla?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que ocorre com os elétrons nas ligações covalentes?
São transferidos de um átomo para outro
São compartilhados entre dois átomos
São perdidos para o ambiente
São convertidos em prótons
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