Examen diagnóstico Química.
Quiz
•
Chemistry
•
3rd - 12th Grade
•
Hard
Alan Marquez
Used 8+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El siguiente fenómeno se trata de un:
Cambio biológico
Cambio Físico
Cambio químico
Cambio espontaneo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selecciona la imagen que corresponda al modelo atómico de thomson:
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La carga del protón, neutrón y electrón son respectivamente:
Negativo, cero, positivo.
Positivo, negativo, cero.
Cero, positivo, negativo.
Positivo, cero, negativo.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaCl, H2O, K2Cr4O7
Son ejemplos de:
Elementos
Disoluciones
Compuestos
Complejos
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuantas mol de agua hay en 6.022x1023 moléculas de agua.
No es posible determinarlo con la información proporcionada
1
5
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es ejemplo de una mezcla homogénea.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el método de separación mas conveniente para separar una mezcla de agua y etanol
Centrifugación
Cromatografía
Decantación
Destilación
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