9° ano
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Lourdes SILVA
Used 11+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Nomeie o seguinte ácido: H2SO4
Ácido Sulfúrico
Ácido Súlfico
Ácido Sulfuroso
Ácido Persulfúrico
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Assinale qual opção traz o ácido carbônico
H2C
H2CO3
HCO3-
CO32-
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Mg(OH)2
Dibase fraca e pouco solúvel
Dibase forte e solúvel
Monobase fraca e solúvel
Monobase forte e insolúvel
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
HBr
Monoácido hidrácido forte
Monoácido oxiácido forte
Diácido hidrácido fraco
Diácido oxiácido fraco
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Podemos classificar os ácidos quanto ao número de hidrogênios ionizáveis. Quais dos ácidos abaixo pode ser classificado como diácido
H3PO4
HNO3
H2SO4
H4P2O7
HCN
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
As bases classificadas como hidróxido de potássio (KOH), hidróxido de magnésio Mg(OH)2, hidróxido de alumínio Al(OH)3 são classificadas quanto ao número de hidroxilas como
primária, secundária e terciária
unibase, dibase e polibase
monóxido, dióxido e trióxido
monobase, dibase e tribase
monobase, secundária e polibase
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
OS ÁCIDOS APRESENTAM SABOR:
AMARGO
DOCE
AZEDO
ADSTRINGENTE
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