Compostos de Coordenação - Intro
Quiz
•
Chemistry
•
University
•
Practice Problem
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Medium
AIT AIT
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Um complexo ou composto de coordenação [MLnLm] é formado por...
....uma rede de vários iões de carga oposta."
...um elemento central ao qual estão directamente ligados outras moléculas/iões."
.......uma rede de várias moléculas neuras distintas."
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Num complexo, [MLnLm] o elemento central...
...é M, uma base de Lewis."
...é M, um elemento neutro."
...é M, um ácido de Lewis."
...é M, um anião."
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Num complexo, [MLnLm], os ligandos são...
..Ln/Lm, ácidos de Lewis."
...Ln/Lm, bases de Lewis."
...Ln/Lm, catiões do bloco d da tabela periódica."
... pouco estáveis."
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Num complexo, [MLnLm], os ligandos estão ligados ao átomo central por ligações iónicas."
verdadeiro
falso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Num complexo, [MLnLm], os ligandos estão ligados ao átomo central por ligações covalentes dativas."
verdadeiro
falso
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Num complexo, [MLnLm], os ligandos podem ser aniões e/ou moléculas neutras com pares de electrões não partilhados."
Falso
Verdadeiro
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Os Ligandos monodentados coordenam-se ao centro metálico por apenas um átomo doador."
Verdadeiro.
Falso - depende do ligando
Falso - depende do metal
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