AV2/2TRI 1º ANO CROMATOGRAFIA
Quiz
•
Science
•
1st Grade
•
Practice Problem
•
Medium
MARIANA BRAGA
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o nome da substância que transporta a amostra a ser analisada em cromatografia?
Fase estacionária
Fase verde
Fase móvel
Fase sólida
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é a fase estacionária em cromatografia no seu experimento?
Cenoura
Beterraba
Tira de papel filtro
Álcool
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como ocorre a separação dos componentes na cromatografia?
Por evaporação
Por filtração
Por afinidade
Por congelamento
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A cromatografia é um método físico que é usado para separar e analisar ?
Misturas simples
Misturas complexas
Misturas viscosas
Metais
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Qual fator mais influencia a separação dos componentes em uma cromatografia?
O tamanho do papel utilizado.
A intensidade da luz durante o experimento.
A solubilidade dos componentes no solvente e a afinidade deles com a fase estacionária.
A cor inicial da mistura usada no experimento.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece com os compostos durante a cromatografia?
Eles se misturam
Eles se separam
Eles desaparecem
Eles mudam de cor
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o papel do solvente na cromatografia?
Dissolver o papel
Carregar os compostos pela fase estacionária
Colorir o papel
Secar o papel
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