
Revisão Ácidos e Bases
Authored by Karmel Beringui
Chemistry
11th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A qual função inorgânica pertence o HCl?:
ácido
base
sal
óxido
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A qual função inorgânica pertence a substancia Ca(OH)2?
ácido
base
sal
óxido
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual o íon liberado por um ácido quando em solução aquosa?
H+
OH-
H2O
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual o nome da seguinte substancia?: H2SO4
ácido sulfônico
ácido sulfúrico
ácido de enxofre
hidróxido de enxofre
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Da lista de soluções apresentadas de seguida, seleciona as que têm caráter básico ou alcalino.
hidróxido de sódio
sumo de limão
detergente amoniacal (limpa vidros)
coca-cola
água de sabão
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o caráter químico dos refrigerantes?
Solução ácida
Solução Básica
Solução neutra
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
No século XIX, o cientista Svante Arrhenius definiu ácidos como sendo as espécies químicas que, ao se ionizarem em solução aquosa, liberam como cátion apenas o íon H+. Considere as seguintes substâncias, que apresentam hidrogênio em sua composição: HBr, NH3, NaOH, NH4Cl. Qual dessas é um ácido?
HBr
NH3
NaOH
NH4Cl
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