Sais
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Emanuela Silva
Used 9+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Indique a fórmula química do sal formado entre o cátion alumínio (Al)3+ e o ânion sulfato (SO4)2-:
Al2(SO4)3
Al3(SO4)2
Al2(SO4)2
Al3(SO4)3
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Quais os coeficientes que podem ser usados para ajustar a equação de neutralização: HNO3 + Ca(OH)2 → Ca(NO3)2 + H2O ?
2 ; 1 ; 2 ; 2
2 ; 1 ; 1 ; 2
1 ; 2 ; 1 ; 2
2 ; 2 ; 1 ; 2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Indique a fórmula do sal (X) produzido na reação: H2SO3 + 2 NaOH → X +2 H2O
NaSO4
NaSO3
Na2SO4
Na2SO3
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual é a nomenclatura do sal que possui a fórmula CaBr2?
bromato de cálcio
bromito de cálcio
brometo de cálcio
perbromato de cálcio
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual a nomenclatura para o sal com fórmula: NaClO?
hipoclorito de sódio
perclorato de sódio
clorato de sódio
clorito de sódio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a fórmula química do nitrato de cálcio?
Ca(OH)2
Ca(NO2)2
Ca(NO3)2
CaO
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