Lista de exercícios Química 3º TRI - 2º Ano
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Easy
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes alternativas representa um exemplo de função álcool?
CH₃-CO-CH₃
CH₃-CH₂-OH
CH₃-COOH
CH₃-O-CH₃
CH₃-NH₂
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O grupo funcional presente na estrutura do ácido acético (CH₃COOH) é:
Éter
Cetona
Ácido carboxílico
Aldeído
Éster
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um composto orgânico que possui um grupo carbonila (C=O) ligado a dois grupos alquila (R) é classificado como:
Álcool
Ácido carboxílico
Aldeído
Cetona
Éter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dos seguintes compostos é classificado como uma amina primária?
CH₃-CH₂-NH-CH₃
CH₃-NH₂
(CH₃)₂-N-CH₃
CH₃-CH₂-COOH
CH₃-CO-CH₃
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os ésteres são obtidos pela reação de:
Ácido carboxílico e água
Ácido carboxílico e álcool
Cetona e aldeído
Álcool e éter
Álcool e cetona
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dos seguintes compostos possui um grupo nitro (-NO₂) em sua estrutura?
CH₃-CH₂-OH
CH₃-CH₂-NO₂
CH₃-CO-CH₃
CH₃-COOH
CH₃-CH₂-NH₂
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O grupo funcional R-COOH é característico de:
Álcoois
Aldeídos
Ácidos carboxílicos
Aminas
Cetonas
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