Química, 8ºano, Fórmulas Químicas
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Easy
Maria Esteves
Used 5+ times
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6 questions
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1.
DRAW QUESTION
2 mins • 20 pts
Rodeia a fórmula química do metano.
2.
OPEN ENDED QUESTION
1 min • 20 pts
Indica o nome dos elementos químicas que entram na formula química do dióxido de
carbono.
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OFF
3.
FILL IN THE BLANK QUESTION
45 sec • 20 pts
A fórmula química da água é composta por ..... átomas de hidrogénio.
Answer explanation
Como a fórmula da química da água é: H2O, podemos concluir que existem 2 átomos de Hidrogénio
4.
MULTIPLE CHOICE QUESTION
45 sec • 20 pts
Seleciona a fórmula química da água:
H2O
H2O2
CO2
Answer explanation
H2O é a fórmula química da Água .
5.
MULTIPLE CHOICE QUESTION
45 sec • 20 pts
A fórmula química do ozono tem 3 átomos de oxigénio ?
6.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Percebeste como se escrevem corretamente as fórmulas químicas?
Percebi tudo.
Não percebi nada.
Percebi a maior parte.
Não percebi a maior parte.
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