
Substâncias e Misturas
Authored by EDSON ALVES
Chemistry
1st Grade
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Química é uma ciência experimental que estuda a estrutura, a composição e a transformação da matéria.
Verdadeiro
Falso
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Matéria é tudo que tem massa e ocupa um lugar no espaço.
Falso
Verdadeiro
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Conhecer os valores de densidade é importante para determinar se um objeto vai flutuar ou afundar em um determinado meio.
Verdadeiro
Falso
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
As substâncias puras podem ser classificadas em _____ ou _____.
Heterogêneas
Homogêneas
Simples
Compostas
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Substâncias simples são formadas por um único elemento.
Exemplos:_____
H2O , CO2 , HNO3
O2 , N2 , H2
H2SO4 , CH4 , NO2
Cl2 , Br2 , I2
6.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Substâncias compostas são formadas por dois ou mais elementos.
Exemplos:_____
H2O , CO2 , HNO3
O2 , N2 , H2
H2SO4 , CH4 , NO2
Cl2 , Br2 , I2
7.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
As misturas podem ser classificadas em _____ e _____.
Heterogêneas
Homogêneas
Simples
Compostas
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