Estudio 1_La materia_EPO11_VAZ
Quiz
•
Biology
•
6th Grade
•
Practice Problem
•
Medium
VERONICA ZENTENO
Used 11+ times
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40 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Balancea la siguiente ecuación química por el método REDOX, e identifica qué sustancias presentan un estado de oxidación igual a cero: Cu + AgNO3 -> Cu(NO3)2 + Ag
Cobre
Plata
Nitrógeno
Oxígeno
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué elemento se oxida en la reacción: Cu + AgNO₃ → Cu (NO₃)₂ + Ag?
Cu
Ag
N
O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Con base a la reacción, ¿cómo se manifiesta el fenómeno de óxido-reducción?
Cu + AgNO₃ → Cu (NO₃)₂ + Ag?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuántos electrones son ganados y perdidos en la siguiente reacción:
Cu + AgNO₃ → Cu (NO₃)₂ + Ag?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qué elemento se oxida y reducen en la siguiente reacción:
Cu + AgNO₃ → Cu (NO₃)₂ + Ag?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el coeficiente de H₂O al balancear la siguiente ecuación: __FeCl₃ + __NaNO₃ + __HCl → __FeCl₃ + __NaCl + __H₂O + __NO?
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuáles son los coeficientes moleculares al balancear la siguiente ecuación:
__FeCl₃ + __NaNO₃ + __HCl → __FeCl₃ + __NaCl + __H₂O + __NO?
3, 1, 4, --> 3, 1, 2, 1
3, 1, 2,--> 1, 2, 1, 1
1, 1, 1,--> 1, 1, 1, 1
2, 2, 4,--> 3, 2, 2, 1
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