
Ciências: Óxidos, Bases, Ácidos e Sais
Science
9th Grade
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes opções é uma propriedade comum dos óxidos ácidos?
Reagem com ácidos para formar sais
Reagem com bases para formar sais e água
São insolúveis em água
Não reagem com água
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula química do óxido de cálcio?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes substâncias é uma base forte?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base forte
Base fraca
Base insolúvel
Base solúvel
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes reações representa a obtenção de um sal?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o nome do sal formado pela reação entre ácido clorídrico e hidróxido de sódio?
Sulfato de sódio
Cloreto de sódio
Nitrato de sódio
Carbonato de sódio
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes opções é um exemplo de sal neutro?
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