
Ácidos Y Bases
Authored by Charles Martinez
Chemistry
1st - 6th Grade
NGSS covered

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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O nome oficial do composto inorgânico Ca(OH)2
Hidróxido de carbono
Hidróxido de cálcio II
Hidróxido de cálcio
Ácido de cálcio
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
É uma base forte:
NH4OH
Mg(OH)2
Ba(OH)2
Al(OH)3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Entre as soluções abaixo a que apresenta pH maior que 7 é:
Ácido carbônico
Hidróxido de sódio
Água
Gás carbbônico
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O nome oficial do composto HNO3 é:
Ácido nitroso
Ácido nítrico
Ácido sulfúrico
Ácido sulfuroso
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A equação de dissociação do hidróxido de alumínio é:
Al(OH)3 --> Al3+ + OH-
Al(OH)3 --> Al3+ + 3OH-
Al(OH)3 --> Al+ + OH-
Al(OH)3 --> Al3+ + OH-3
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Entre as bases a que proporciona a maior condução de corrente elétrica é:
Al(OH)3
Fe(OH)2
Si(OH)4
LiOH
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Com relação às propriedades das bases de Arrhenius, é correto afirmar:
O hidróxido de amônio é uma base forte, bastante solúvel em água.
Os metais alcalinos formam bases com alto grau de dissociação.
As bases formadas pelos metais alcalinos terrosos são fracas, e pouco solúveis em água.
Uma base é tanto mais forte quanto menor for o seu pH.
Tags
NGSS.HS-PS1-1
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