Diagnóstico
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
EDNA PATRICIA LOARCA
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10 questions
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1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Al colocar azúcar en un recipiente y poner calor se observa cambio de color, esto es un cambio físico o cambio químico?
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Es una explicación a un fenómeno observado, puede ser falsa o verdadera
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Es cuando se pone a prueba una predicción
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La teoría se genera por
El planteamiento de la hipótesis
Como respuesta a una observación
La repetición consecutiva de un fenómeno
Resultados iguales reiteradas veces
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Química es
La ciencia que estudia la materia.
La ciencia que estudia la materia, su composición, transformación y los fenómenos que provocan su cambio.
La ciencia que estudia los elementos
La ciencia que estudia los compuestos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuál es el nombre de que recibe la plata en el sistema clásico
Platinico
Platinoso
Argéntico
Plata I
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El estado de oxidación de un elemento se refiere a
El número de electrones que ha perdido
El número de oxígenos que posee
El número de protones que posee
El número de neutrones que posee
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