
FUNÇÕES INORGÂNICAS
Authored by FERNANDA FERNANDEZ
Chemistry
9th Grade
Used 14+ times

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36 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nomeie o seguinte ácido: H2SO4
Ácido Sulfúrico
Ácido Súlfico
Ácido Sulfuroso
Ácido Persulfúrico
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaOH, Na2CO3, Na2O e H3PO4. Tais substâncias são, respectivamente:
base, óxido, sal e ácido
ácido, base, sal e óxido
base, sal, óxido e ácido
ácido, sal, óxido e base
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pH > 7 é ácido e pH < 7 é básico.
Verdadeiro
Falso
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vinagre tem caráter ácido, enquanto os sabões tem caráter básico.
Verdadeiro
Falso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A função de um indicador ácido-base é:
Alterar de cor quando a composição do indicador muda.
Alterar a cor da solução ao se alterar o pH.
Alterar o pH quando a cor da solução muda.
Alterar o pH quando a solução for apenas básica.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
São exemplos de sais:
H2S, HNO3, H3PO4 e HCl
NaCl, NaOH, KNO3 e H2SO4
KOH, Mg(OH)2, NH4OH e NaOH
Al(OH)3, NaCl, MgSO4 e Ca(OH)2
NaNO3, KF, CaCO3 e Al2(CO3)3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Podemos afirmar que os produtos de uma reação de neutralização são
Ácido + base
Base + sal
Água + ácido
Sal + água
Ácido + sal
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