
Química básica
Authored by Mayara Souza
Chemistry
1st Grade - Professional Development
Used 13+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a molécula que forma o sal de cozinha?
NaCl
H2O
CO2
MgCl2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o nível de valência do potássio?
L
M
N
O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dessas substâncias é um metal alcalino?
Li (lítio)
Mg (magnésio)
Ca (Cálcio)
Cl (Cloro)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual isótopo de carbono é utilizado na datação de fósseis?
C12
C13
C11
C14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dessas alternativas contém somente elementos Básicos?
CaO, CsOH, FeSO3
Ca(OH)2, Al(OH)3, LiOH
HCl, H2SO4, HF
H2O2, NaCl, CH4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é número atômico do Hélio?
5
3
2
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O diamante é feito de qual átomo em sua composição?
Iodo
Cloro
Gás carbônico
Carbono
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