Química II BGU
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
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45 questions
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1.
MATH RESPONSE QUESTION
2 mins • 1 pt
El número de oxidación del nitrógeno en LiNO3 es:
Mathematical Equivalence
ON
2.
MATH RESPONSE QUESTION
2 mins • 1 pt
El número de oxidación del cromo en CrO43- es:
Mathematical Equivalence
ON
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los coeficientes estequiométricos para balancear esta ecuación
K + HNO3 → KNO3 + H2
1,2,2,1
2,2,2,1
1,1,2,2
1,1,1,2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los coeficientes estequiométricos para balancear esta ecuación
Ca + HBr → CaBr2 + H2
2,4,2,2
2,2,1,1
1,2,1,1
2,4,1,1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los coeficientes estequiométricos para balancear esta ecuación
CH4 + O2 → CO2 + H2O
1,2,1,2
2,4,2,4
1,4,1,4
2,1,2,2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los coeficientes estequiométricos para balancear esta ecuación
NaOH + H2SiO4 → Na2SiO4 + H2O
1,1,2,2
1,2,1,1
1,2,2,1
2,1,1,2
7.
MATCH QUESTION
1 min • 1 pt
Ordena según corresponda si son solubles o insolubles los siguientes compuestos:
Insoluble
NaOH
Soluble
Bi(OH)3
Insoluble
Mg(OH)2
Soluble
NaNO3
Soluble
NaCl
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