QUIMICA EPET
Passage
•
Chemistry
•
9th - 12th Grade
•
Medium
Alejandro Tykal
Used 5+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Un Hidróxido se forma con un no metal
verdadero
falso
en algunas ocaciones
ninguna es correcta
2.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
Para reconocer un óxido, su estructura debe ser:
Un metal y no metal
No metal y oxígeno
No metal y el hidrógeno
Metal y oxígeno.
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
¿cuál sería la ubicación correctas de los multiplicadores para dejar balanceada la reacción?
Fe + O2 --> Fe2O3
4 3 2
4 3 1
2 2 2
4 1 2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿a qué fórmula corresponde el siguiente nombre?
Óxido hipocloroso
Cl2O7
Cl2O
Cl2O3
Cl2O5
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Seleccione la fórmula correcta del Hidróxido cúprico.
Cu(OH)2
Cu(OH)5
Cu(OH)
ninguna es correcta.
6.
OPEN ENDED QUESTION
15 mins • Ungraded
¿a qué se debe que el grupo oxidrilo tenga estado de oxidación -1?
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7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Seleccione el nombre y la clasificación que le corresponde:
Matraz - volumétrico
Pipeta - contención
Probeta - volumétrico
ninguna es correcta.
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